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Finding the Fourth Proportional to 507,125.52, 759,480.72 and 293,443.11

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Solution

The fourth proportional to 507,125.52, 759,480.72 and 293,443.11 is: 439,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,125.52 : 759,480.72 = 293,443.11 : x
  2. Step 2: Convert to fraction form
    507,125.52/759,480.72 = 293,443.11/x
  3. Step 3: Cross multiply
    507,125.52x = 759,480.72 × 293,443.11
  4. Step 4: Simplify right side
    507,125.52x = 222,864,384,461.84
  5. Step 5: Solve for x
    x = 222,864,384,461.84/507,125.52
  6. Step 6: Final answer
    x = 439,465.92

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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.