Home / 757,824.62-1,045,798.08-418,292.96

Finding the Fourth Proportional to 757,824.62, 1,045,798.08 and 418,292.96

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Solution

The fourth proportional to 757,824.62, 1,045,798.08 and 418,292.96 is: 577,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,824.62 : 1,045,798.08 = 418,292.96 : x
  2. Step 2: Convert to fraction form
    757,824.62/1,045,798.08 = 418,292.96/x
  3. Step 3: Cross multiply
    757,824.62x = 1,045,798.08 × 418,292.96
  4. Step 4: Simplify right side
    757,824.62x = 437,449,974,445.52
  5. Step 5: Solve for x
    x = 437,449,974,445.52/757,824.62
  6. Step 6: Final answer
    x = 577,244.34

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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.