Home / 962,509.42-1,328,246.88-532,780.30

Finding the Fourth Proportional to 962,509.42, 1,328,246.88 and 532,780.30

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Solution

The fourth proportional to 962,509.42, 1,328,246.88 and 532,780.30 is: 735,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,509.42 : 1,328,246.88 = 532,780.30 : x
  2. Step 2: Convert to fraction form
    962,509.42/1,328,246.88 = 532,780.30/x
  3. Step 3: Cross multiply
    962,509.42x = 1,328,246.88 × 532,780.30
  4. Step 4: Simplify right side
    962,509.42x = 707,663,771,200.46
  5. Step 5: Solve for x
    x = 707,663,771,200.46/962,509.42
  6. Step 6: Final answer
    x = 735,227.89

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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.