Home / 592,243.74-817,296.35-320,311.66

Finding the Fourth Proportional to 592,243.74, 817,296.35 and 320,311.66

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Solution

The fourth proportional to 592,243.74, 817,296.35 and 320,311.66 is: 442,030.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,243.74 : 817,296.35 = 320,311.66 : x
  2. Step 2: Convert to fraction form
    592,243.74/817,296.35 = 320,311.66/x
  3. Step 3: Cross multiply
    592,243.74x = 817,296.35 × 320,311.66
  4. Step 4: Simplify right side
    592,243.74x = 261,789,549,337.98
  5. Step 5: Solve for x
    x = 261,789,549,337.98/592,243.74
  6. Step 6: Final answer
    x = 442,030.08

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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.