Home / 430,306.52-593,807.19-239,332.20

Finding the Fourth Proportional to 430,306.52, 593,807.19 and 239,332.20

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Solution

The fourth proportional to 430,306.52, 593,807.19 and 239,332.20 is: 330,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,306.52 : 593,807.19 = 239,332.20 : x
  2. Step 2: Convert to fraction form
    430,306.52/593,807.19 = 239,332.20/x
  3. Step 3: Cross multiply
    430,306.52x = 593,807.19 × 239,332.20
  4. Step 4: Simplify right side
    430,306.52x = 142,117,181,158.52
  5. Step 5: Solve for x
    x = 142,117,181,158.52/430,306.52
  6. Step 6: Final answer
    x = 330,269.65

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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.