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Finding the Fourth Proportional to 736,751.52, 1,016,706.96 and 414,461.52

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Solution

The fourth proportional to 736,751.52, 1,016,706.96 and 414,461.52 is: 571,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,751.52 : 1,016,706.96 = 414,461.52 : x
  2. Step 2: Convert to fraction form
    736,751.52/1,016,706.96 = 414,461.52/x
  3. Step 3: Cross multiply
    736,751.52x = 1,016,706.96 × 414,461.52
  4. Step 4: Simplify right side
    736,751.52x = 421,385,912,036.18
  5. Step 5: Solve for x
    x = 421,385,912,036.18/736,751.52
  6. Step 6: Final answer
    x = 571,951.19

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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.