Home / 708,444.68-1,062,472.68-423,911.39

Finding the Fourth Proportional to 708,444.68, 1,062,472.68 and 423,911.39

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Solution

The fourth proportional to 708,444.68, 1,062,472.68 and 423,911.39 is: 635,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,444.68 : 1,062,472.68 = 423,911.39 : x
  2. Step 2: Convert to fraction form
    708,444.68/1,062,472.68 = 423,911.39/x
  3. Step 3: Cross multiply
    708,444.68x = 1,062,472.68 × 423,911.39
  4. Step 4: Simplify right side
    708,444.68x = 450,394,265,303.46
  5. Step 5: Solve for x
    x = 450,394,265,303.46/708,444.68
  6. Step 6: Final answer
    x = 635,750.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.