Home / 927,366.55-1,390,108.72-527,180.40

Finding the Fourth Proportional to 927,366.55, 1,390,108.72 and 527,180.40

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Solution

The fourth proportional to 927,366.55, 1,390,108.72 and 527,180.40 is: 790,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,366.55 : 1,390,108.72 = 527,180.40 : x
  2. Step 2: Convert to fraction form
    927,366.55/1,390,108.72 = 527,180.40/x
  3. Step 3: Cross multiply
    927,366.55x = 1,390,108.72 × 527,180.40
  4. Step 4: Simplify right side
    927,366.55x = 732,838,071,053.09
  5. Step 5: Solve for x
    x = 732,838,071,053.09/927,366.55
  6. Step 6: Final answer
    x = 790,235.61

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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.