Home / 758,687.17-1,046,976.06-414,515.70

Finding the Fourth Proportional to 758,687.17, 1,046,976.06 and 414,515.70

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Solution

The fourth proportional to 758,687.17, 1,046,976.06 and 414,515.70 is: 572,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,687.17 : 1,046,976.06 = 414,515.70 : x
  2. Step 2: Convert to fraction form
    758,687.17/1,046,976.06 = 414,515.70/x
  3. Step 3: Cross multiply
    758,687.17x = 1,046,976.06 × 414,515.70
  4. Step 4: Simplify right side
    758,687.17x = 433,988,014,394.14
  5. Step 5: Solve for x
    x = 433,988,014,394.14/758,687.17
  6. Step 6: Final answer
    x = 572,024.98

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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.