Home / 559,134.45-838,045.58-239,285.70

Finding the Fourth Proportional to 559,134.45, 838,045.58 and 239,285.70

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Solution

The fourth proportional to 559,134.45, 838,045.58 and 239,285.70 is: 358,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,134.45 : 838,045.58 = 239,285.70 : x
  2. Step 2: Convert to fraction form
    559,134.45/838,045.58 = 239,285.70/x
  3. Step 3: Cross multiply
    559,134.45x = 838,045.58 × 239,285.70
  4. Step 4: Simplify right side
    559,134.45x = 200,532,322,045.78
  5. Step 5: Solve for x
    x = 200,532,322,045.78/559,134.45
  6. Step 6: Final answer
    x = 358,647.77

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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.