Home / 736,265.40-1,104,398.10-498,319.80

Finding the Fourth Proportional to 736,265.40, 1,104,398.10 and 498,319.80

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Solution

The fourth proportional to 736,265.40, 1,104,398.10 and 498,319.80 is: 747,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,265.40 : 1,104,398.10 = 498,319.80 : x
  2. Step 2: Convert to fraction form
    736,265.40/1,104,398.10 = 498,319.80/x
  3. Step 3: Cross multiply
    736,265.40x = 1,104,398.10 × 498,319.80
  4. Step 4: Simplify right side
    736,265.40x = 550,343,440,312.38
  5. Step 5: Solve for x
    x = 550,343,440,312.38/736,265.40
  6. Step 6: Final answer
    x = 747,479.70

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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.