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Finding the Fourth Proportional to 604,519.61, 834,244.02 and 346,391.44

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Solution

The fourth proportional to 604,519.61, 834,244.02 and 346,391.44 is: 478,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,519.61 : 834,244.02 = 346,391.44 : x
  2. Step 2: Convert to fraction form
    604,519.61/834,244.02 = 346,391.44/x
  3. Step 3: Cross multiply
    604,519.61x = 834,244.02 × 346,391.44
  4. Step 4: Simplify right side
    604,519.61x = 288,974,985,313.58
  5. Step 5: Solve for x
    x = 288,974,985,313.58/604,519.61
  6. Step 6: Final answer
    x = 478,024.17

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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.