Home / 671,946.50-927,286.17-370,140.50

Finding the Fourth Proportional to 671,946.50, 927,286.17 and 370,140.50

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Solution

The fourth proportional to 671,946.50, 927,286.17 and 370,140.50 is: 510,793.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,946.50 : 927,286.17 = 370,140.50 : x
  2. Step 2: Convert to fraction form
    671,946.50/927,286.17 = 370,140.50/x
  3. Step 3: Cross multiply
    671,946.50x = 927,286.17 × 370,140.50
  4. Step 4: Simplify right side
    671,946.50x = 343,226,166,606.89
  5. Step 5: Solve for x
    x = 343,226,166,606.89/671,946.50
  6. Step 6: Final answer
    x = 510,793.89

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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.