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Finding the Fourth Proportional to 375,356.82, 562,641.56 and 175,508.76

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Solution

The fourth proportional to 375,356.82, 562,641.56 and 175,508.76 is: 263,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,356.82 : 562,641.56 = 175,508.76 : x
  2. Step 2: Convert to fraction form
    375,356.82/562,641.56 = 175,508.76/x
  3. Step 3: Cross multiply
    375,356.82x = 562,641.56 × 175,508.76
  4. Step 4: Simplify right side
    375,356.82x = 98,748,522,520.07
  5. Step 5: Solve for x
    x = 98,748,522,520.07/375,356.82
  6. Step 6: Final answer
    x = 263,079.07

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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.