Home / 758,684.91-1,046,972.95-414,513.45

Finding the Fourth Proportional to 758,684.91, 1,046,972.95 and 414,513.45

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Solution

The fourth proportional to 758,684.91, 1,046,972.95 and 414,513.45 is: 572,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,684.91 : 1,046,972.95 = 414,513.45 : x
  2. Step 2: Convert to fraction form
    758,684.91/1,046,972.95 = 414,513.45/x
  3. Step 3: Cross multiply
    758,684.91x = 1,046,972.95 × 414,513.45
  4. Step 4: Simplify right side
    758,684.91x = 433,984,368,494.85
  5. Step 5: Solve for x
    x = 433,984,368,494.85/758,684.91
  6. Step 6: Final answer
    x = 572,021.88

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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.