Home / 976,370.35-1,347,376.04-546,665.86

Finding the Fourth Proportional to 976,370.35, 1,347,376.04 and 546,665.86

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Solution

The fourth proportional to 976,370.35, 1,347,376.04 and 546,665.86 is: 754,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,370.35 : 1,347,376.04 = 546,665.86 : x
  2. Step 2: Convert to fraction form
    976,370.35/1,347,376.04 = 546,665.86/x
  3. Step 3: Cross multiply
    976,370.35x = 1,347,376.04 × 546,665.86
  4. Step 4: Simplify right side
    976,370.35x = 736,564,472,179.79
  5. Step 5: Solve for x
    x = 736,564,472,179.79/976,370.35
  6. Step 6: Final answer
    x = 754,390.45

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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.