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Finding the Fourth Proportional to 652,459.23, 900,391.90 and 362,114.63

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Solution

The fourth proportional to 652,459.23, 900,391.90 and 362,114.63 is: 499,717.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,459.23 : 900,391.90 = 362,114.63 : x
  2. Step 2: Convert to fraction form
    652,459.23/900,391.90 = 362,114.63/x
  3. Step 3: Cross multiply
    652,459.23x = 900,391.90 × 362,114.63
  4. Step 4: Simplify right side
    652,459.23x = 326,045,079,723.50
  5. Step 5: Solve for x
    x = 326,045,079,723.50/652,459.23
  6. Step 6: Final answer
    x = 499,717.17

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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.