Home / 592,837.91-818,116.80-320,904.97

Finding the Fourth Proportional to 592,837.91, 818,116.80 and 320,904.97

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Solution

The fourth proportional to 592,837.91, 818,116.80 and 320,904.97 is: 442,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,837.91 : 818,116.80 = 320,904.97 : x
  2. Step 2: Convert to fraction form
    592,837.91/818,116.80 = 320,904.97/x
  3. Step 3: Cross multiply
    592,837.91x = 818,116.80 × 320,904.97
  4. Step 4: Simplify right side
    592,837.91x = 262,537,747,160.50
  5. Step 5: Solve for x
    x = 262,537,747,160.50/592,837.91
  6. Step 6: Final answer
    x = 442,849.12

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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.