Home / 479,442.95-719,281.52-159,594.20

Finding the Fourth Proportional to 479,442.95, 719,281.52 and 159,594.20

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Solution

The fourth proportional to 479,442.95, 719,281.52 and 159,594.20 is: 239,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,442.95 : 719,281.52 = 159,594.20 : x
  2. Step 2: Convert to fraction form
    479,442.95/719,281.52 = 159,594.20/x
  3. Step 3: Cross multiply
    479,442.95x = 719,281.52 × 159,594.20
  4. Step 4: Simplify right side
    479,442.95x = 114,793,157,660.59
  5. Step 5: Solve for x
    x = 114,793,157,660.59/479,442.95
  6. Step 6: Final answer
    x = 239,430.28

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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.