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Finding the Fourth Proportional to 707,689.44, 976,652.46 and 532,946.79

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Solution

The fourth proportional to 707,689.44, 976,652.46 and 532,946.79 is: 735,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,689.44 : 976,652.46 = 532,946.79 : x
  2. Step 2: Convert to fraction form
    707,689.44/976,652.46 = 532,946.79/x
  3. Step 3: Cross multiply
    707,689.44x = 976,652.46 × 532,946.79
  4. Step 4: Simplify right side
    707,689.44x = 520,503,793,502.60
  5. Step 5: Solve for x
    x = 520,503,793,502.60/707,689.44
  6. Step 6: Final answer
    x = 735,497.47

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1.5x scale

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.