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Finding the Fourth Proportional to 473,165.55, 652,983.93 and 258,317.10

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Solution

The fourth proportional to 473,165.55, 652,983.93 and 258,317.10 is: 356,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,165.55 : 652,983.93 = 258,317.10 : x
  2. Step 2: Convert to fraction form
    473,165.55/652,983.93 = 258,317.10/x
  3. Step 3: Cross multiply
    473,165.55x = 652,983.93 × 258,317.10
  4. Step 4: Simplify right side
    473,165.55x = 168,676,915,144.20
  5. Step 5: Solve for x
    x = 168,676,915,144.20/473,165.55
  6. Step 6: Final answer
    x = 356,486.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.