Home / 556,631.52-768,148.29-301,977.24

Finding the Fourth Proportional to 556,631.52, 768,148.29 and 301,977.24

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Solution

The fourth proportional to 556,631.52, 768,148.29 and 301,977.24 is: 416,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,631.52 : 768,148.29 = 301,977.24 : x
  2. Step 2: Convert to fraction form
    556,631.52/768,148.29 = 301,977.24/x
  3. Step 3: Cross multiply
    556,631.52x = 768,148.29 × 301,977.24
  4. Step 4: Simplify right side
    556,631.52x = 231,963,300,524.92
  5. Step 5: Solve for x
    x = 231,963,300,524.92/556,631.52
  6. Step 6: Final answer
    x = 416,726.85

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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.