Home / 758,687.10-1,046,975.98-414,515.64

Finding the Fourth Proportional to 758,687.10, 1,046,975.98 and 414,515.64

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Solution

The fourth proportional to 758,687.10, 1,046,975.98 and 414,515.64 is: 572,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,687.10 : 1,046,975.98 = 414,515.64 : x
  2. Step 2: Convert to fraction form
    758,687.10/1,046,975.98 = 414,515.64/x
  3. Step 3: Cross multiply
    758,687.10x = 1,046,975.98 × 414,515.64
  4. Step 4: Simplify right side
    758,687.10x = 433,987,916,341.75
  5. Step 5: Solve for x
    x = 433,987,916,341.75/758,687.10
  6. Step 6: Final answer
    x = 572,024.91

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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.