Home / 743,814.60-1,026,958.46-571,425.52

Finding the Fourth Proportional to 743,814.60, 1,026,958.46 and 571,425.52

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Solution

The fourth proportional to 743,814.60, 1,026,958.46 and 571,425.52 is: 788,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,814.60 : 1,026,958.46 = 571,425.52 : x
  2. Step 2: Convert to fraction form
    743,814.60/1,026,958.46 = 571,425.52/x
  3. Step 3: Cross multiply
    743,814.60x = 1,026,958.46 × 571,425.52
  4. Step 4: Simplify right side
    743,814.60x = 586,830,272,023.90
  5. Step 5: Solve for x
    x = 586,830,272,023.90/743,814.60
  6. Step 6: Final answer
    x = 788,946.97

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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.