Home / 734,674.80-1,102,012.20-652,006.20

Finding the Fourth Proportional to 734,674.80, 1,102,012.20 and 652,006.20

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Solution

The fourth proportional to 734,674.80, 1,102,012.20 and 652,006.20 is: 978,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,674.80 : 1,102,012.20 = 652,006.20 : x
  2. Step 2: Convert to fraction form
    734,674.80/1,102,012.20 = 652,006.20/x
  3. Step 3: Cross multiply
    734,674.80x = 1,102,012.20 × 652,006.20
  4. Step 4: Simplify right side
    734,674.80x = 718,518,786,875.64
  5. Step 5: Solve for x
    x = 718,518,786,875.64/734,674.80
  6. Step 6: Final answer
    x = 978,009.30

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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.