Home / 1,525,159.80-2,287,238.20-514,009.28

Finding the Fourth Proportional to 1,525,159.80, 2,287,238.20 and 514,009.28

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Solution

The fourth proportional to 1,525,159.80, 2,287,238.20 and 514,009.28 is: 770,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,159.80 : 2,287,238.20 = 514,009.28 : x
  2. Step 2: Convert to fraction form
    1,525,159.80/2,287,238.20 = 514,009.28/x
  3. Step 3: Cross multiply
    1,525,159.80x = 2,287,238.20 × 514,009.28
  4. Step 4: Simplify right side
    1,525,159.80x = 1,175,661,660,370.50
  5. Step 5: Solve for x
    x = 1,175,661,660,370.50/1,525,159.80
  6. Step 6: Final answer
    x = 770,844.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.