Home / 659,035.71-909,508.50-372,582.45

Finding the Fourth Proportional to 659,035.71, 909,508.50 and 372,582.45

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Solution

The fourth proportional to 659,035.71, 909,508.50 and 372,582.45 is: 514,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,035.71 : 909,508.50 = 372,582.45 : x
  2. Step 2: Convert to fraction form
    659,035.71/909,508.50 = 372,582.45/x
  3. Step 3: Cross multiply
    659,035.71x = 909,508.50 × 372,582.45
  4. Step 4: Simplify right side
    659,035.71x = 338,866,905,225.83
  5. Step 5: Solve for x
    x = 338,866,905,225.83/659,035.71
  6. Step 6: Final answer
    x = 514,185.95

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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.