Home / 508,294.95-761,989.38-192,973.29

Finding the Fourth Proportional to 508,294.95, 761,989.38 and 192,973.29

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Solution

The fourth proportional to 508,294.95, 761,989.38 and 192,973.29 is: 289,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,294.95 : 761,989.38 = 192,973.29 : x
  2. Step 2: Convert to fraction form
    508,294.95/761,989.38 = 192,973.29/x
  3. Step 3: Cross multiply
    508,294.95x = 761,989.38 × 192,973.29
  4. Step 4: Simplify right side
    508,294.95x = 147,043,594,022.55
  5. Step 5: Solve for x
    x = 147,043,594,022.55/508,294.95
  6. Step 6: Final answer
    x = 289,287.93

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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.