Home / 527,417.60-791,646.16-375,783.10

Finding the Fourth Proportional to 527,417.60, 791,646.16 and 375,783.10

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Solution

The fourth proportional to 527,417.60, 791,646.16 and 375,783.10 is: 564,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,417.60 : 791,646.16 = 375,783.10 : x
  2. Step 2: Convert to fraction form
    527,417.60/791,646.16 = 375,783.10/x
  3. Step 3: Cross multiply
    527,417.60x = 791,646.16 × 375,783.10
  4. Step 4: Simplify right side
    527,417.60x = 297,487,245,893.92
  5. Step 5: Solve for x
    x = 297,487,245,893.92/527,417.60
  6. Step 6: Final answer
    x = 564,044.97

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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.