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Finding the Fourth Proportional to 593,055.60, 887,509.80 and 543,289.20

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Solution

The fourth proportional to 593,055.60, 887,509.80 and 543,289.20 is: 813,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,055.60 : 887,509.80 = 543,289.20 : x
  2. Step 2: Convert to fraction form
    593,055.60/887,509.80 = 543,289.20/x
  3. Step 3: Cross multiply
    593,055.60x = 887,509.80 × 543,289.20
  4. Step 4: Simplify right side
    593,055.60x = 482,174,489,234.16
  5. Step 5: Solve for x
    x = 482,174,489,234.16/593,055.60
  6. Step 6: Final answer
    x = 813,034.21

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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.