Home / 592,639.14-817,835.78-320,701.08

Finding the Fourth Proportional to 592,639.14, 817,835.78 and 320,701.08

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Solution

The fourth proportional to 592,639.14, 817,835.78 and 320,701.08 is: 442,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,639.14 : 817,835.78 = 320,701.08 : x
  2. Step 2: Convert to fraction form
    592,639.14/817,835.78 = 320,701.08/x
  3. Step 3: Cross multiply
    592,639.14x = 817,835.78 × 320,701.08
  4. Step 4: Simplify right side
    592,639.14x = 262,280,816,305.14
  5. Step 5: Solve for x
    x = 262,280,816,305.14/592,639.14
  6. Step 6: Final answer
    x = 442,564.11

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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.