Home / 748,659.80-1,033,267.02-476,844.20

Finding the Fourth Proportional to 748,659.80, 1,033,267.02 and 476,844.20

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Solution

The fourth proportional to 748,659.80, 1,033,267.02 and 476,844.20 is: 658,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,659.80 : 1,033,267.02 = 476,844.20 : x
  2. Step 2: Convert to fraction form
    748,659.80/1,033,267.02 = 476,844.20/x
  3. Step 3: Cross multiply
    748,659.80x = 1,033,267.02 × 476,844.20
  4. Step 4: Simplify right side
    748,659.80x = 492,707,385,538.28
  5. Step 5: Solve for x
    x = 492,707,385,538.28/748,659.80
  6. Step 6: Final answer
    x = 658,119.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.