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Finding the Fourth Proportional to 592,345.59, 887,105.94 and 378,440.60

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Solution

The fourth proportional to 592,345.59, 887,105.94 and 378,440.60 is: 566,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,345.59 : 887,105.94 = 378,440.60 : x
  2. Step 2: Convert to fraction form
    592,345.59/887,105.94 = 378,440.60/x
  3. Step 3: Cross multiply
    592,345.59x = 887,105.94 × 378,440.60
  4. Step 4: Simplify right side
    592,345.59x = 335,716,899,761.63
  5. Step 5: Solve for x
    x = 335,716,899,761.63/592,345.59
  6. Step 6: Final answer
    x = 566,758.50

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1.5x scale

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.