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Finding the Fourth Proportional to 562,095.52, 843,475.20 and 207,357.28

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Solution

The fourth proportional to 562,095.52, 843,475.20 and 207,357.28 is: 311,158.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,095.52 : 843,475.20 = 207,357.28 : x
  2. Step 2: Convert to fraction form
    562,095.52/843,475.20 = 207,357.28/x
  3. Step 3: Cross multiply
    562,095.52x = 843,475.20 × 207,357.28
  4. Step 4: Simplify right side
    562,095.52x = 174,900,723,219.46
  5. Step 5: Solve for x
    x = 174,900,723,219.46/562,095.52
  6. Step 6: Final answer
    x = 311,158.37

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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.