Home / 749,068.74-1,033,643.52-426,770.55

Finding the Fourth Proportional to 749,068.74, 1,033,643.52 and 426,770.55

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Solution

The fourth proportional to 749,068.74, 1,033,643.52 and 426,770.55 is: 588,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,068.74 : 1,033,643.52 = 426,770.55 : x
  2. Step 2: Convert to fraction form
    749,068.74/1,033,643.52 = 426,770.55/x
  3. Step 3: Cross multiply
    749,068.74x = 1,033,643.52 × 426,770.55
  4. Step 4: Simplify right side
    749,068.74x = 441,128,613,534.34
  5. Step 5: Solve for x
    x = 441,128,613,534.34/749,068.74
  6. Step 6: Final answer
    x = 588,902.71

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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.