Home / 758,116.83-1,046,173.80-418,577.79

Finding the Fourth Proportional to 758,116.83, 1,046,173.80 and 418,577.79

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Solution

The fourth proportional to 758,116.83, 1,046,173.80 and 418,577.79 is: 577,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,116.83 : 1,046,173.80 = 418,577.79 : x
  2. Step 2: Convert to fraction form
    758,116.83/1,046,173.80 = 418,577.79/x
  3. Step 3: Cross multiply
    758,116.83x = 1,046,173.80 × 418,577.79
  4. Step 4: Simplify right side
    758,116.83x = 437,905,117,159.90
  5. Step 5: Solve for x
    x = 437,905,117,159.90/758,116.83
  6. Step 6: Final answer
    x = 577,622.21

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Double scale
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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.