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Finding the Fourth Proportional to 528,820.39, 793,062.10 and 173,752.03

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Solution

The fourth proportional to 528,820.39, 793,062.10 and 173,752.03 is: 260,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,820.39 : 793,062.10 = 173,752.03 : x
  2. Step 2: Convert to fraction form
    528,820.39/793,062.10 = 173,752.03/x
  3. Step 3: Cross multiply
    528,820.39x = 793,062.10 × 173,752.03
  4. Step 4: Simplify right side
    528,820.39x = 137,796,144,956.99
  5. Step 5: Solve for x
    x = 137,796,144,956.99/528,820.39
  6. Step 6: Final answer
    x = 260,572.68

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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.