Home / 945,793.18-1,418,680.42-433,312.95

Finding the Fourth Proportional to 945,793.18, 1,418,680.42 and 433,312.95

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Solution

The fourth proportional to 945,793.18, 1,418,680.42 and 433,312.95 is: 649,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,793.18 : 1,418,680.42 = 433,312.95 : x
  2. Step 2: Convert to fraction form
    945,793.18/1,418,680.42 = 433,312.95/x
  3. Step 3: Cross multiply
    945,793.18x = 1,418,680.42 × 433,312.95
  4. Step 4: Simplify right side
    945,793.18x = 614,732,588,637.47
  5. Step 5: Solve for x
    x = 614,732,588,637.47/945,793.18
  6. Step 6: Final answer
    x = 649,965.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.