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Finding the Fourth Proportional to 559,278.48, 837,354.32 and 302,189.95

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Solution

The fourth proportional to 559,278.48, 837,354.32 and 302,189.95 is: 452,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,278.48 : 837,354.32 = 302,189.95 : x
  2. Step 2: Convert to fraction form
    559,278.48/837,354.32 = 302,189.95/x
  3. Step 3: Cross multiply
    559,278.48x = 837,354.32 × 302,189.95
  4. Step 4: Simplify right side
    559,278.48x = 253,040,060,762.04
  5. Step 5: Solve for x
    x = 253,040,060,762.04/559,278.48
  6. Step 6: Final answer
    x = 452,440.19

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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.