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Finding the Fourth Proportional to 592,242.99, 817,295.32 and 320,310.91

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Solution

The fourth proportional to 592,242.99, 817,295.32 and 320,310.91 is: 442,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,242.99 : 817,295.32 = 320,310.91 : x
  2. Step 2: Convert to fraction form
    592,242.99/817,295.32 = 320,310.91/x
  3. Step 3: Cross multiply
    592,242.99x = 817,295.32 × 320,310.91
  4. Step 4: Simplify right side
    592,242.99x = 261,788,602,710.91
  5. Step 5: Solve for x
    x = 261,788,602,710.91/592,242.99
  6. Step 6: Final answer
    x = 442,029.04

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1.5x scale

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.