Home / 730,601.10-1,095,901.65-478,658.70

Finding the Fourth Proportional to 730,601.10, 1,095,901.65 and 478,658.70

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Solution

The fourth proportional to 730,601.10, 1,095,901.65 and 478,658.70 is: 717,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,601.10 : 1,095,901.65 = 478,658.70 : x
  2. Step 2: Convert to fraction form
    730,601.10/1,095,901.65 = 478,658.70/x
  3. Step 3: Cross multiply
    730,601.10x = 1,095,901.65 × 478,658.70
  4. Step 4: Simplify right side
    730,601.10x = 524,562,859,116.86
  5. Step 5: Solve for x
    x = 524,562,859,116.86/730,601.10
  6. Step 6: Final answer
    x = 717,988.05

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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.