Home / 559,653.08-772,318.33-305,002.04

Finding the Fourth Proportional to 559,653.08, 772,318.33 and 305,002.04

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Solution

The fourth proportional to 559,653.08, 772,318.33 and 305,002.04 is: 420,901.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,653.08 : 772,318.33 = 305,002.04 : x
  2. Step 2: Convert to fraction form
    559,653.08/772,318.33 = 305,002.04/x
  3. Step 3: Cross multiply
    559,653.08x = 772,318.33 × 305,002.04
  4. Step 4: Simplify right side
    559,653.08x = 235,558,661,555.30
  5. Step 5: Solve for x
    x = 235,558,661,555.30/559,653.08
  6. Step 6: Final answer
    x = 420,901.22

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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.