Home / 758,172.76-1,046,280.85-414,011.86

Finding the Fourth Proportional to 758,172.76, 1,046,280.85 and 414,011.86

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Solution

The fourth proportional to 758,172.76, 1,046,280.85 and 414,011.86 is: 571,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,172.76 : 1,046,280.85 = 414,011.86 : x
  2. Step 2: Convert to fraction form
    758,172.76/1,046,280.85 = 414,011.86/x
  3. Step 3: Cross multiply
    758,172.76x = 1,046,280.85 × 414,011.86
  4. Step 4: Simplify right side
    758,172.76x = 433,172,677,140.15
  5. Step 5: Solve for x
    x = 433,172,677,140.15/758,172.76
  6. Step 6: Final answer
    x = 571,337.70

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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.