Home / 502,159.28-692,977.44-272,714.96

Finding the Fourth Proportional to 502,159.28, 692,977.44 and 272,714.96

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Solution

The fourth proportional to 502,159.28, 692,977.44 and 272,714.96 is: 376,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,159.28 : 692,977.44 = 272,714.96 : x
  2. Step 2: Convert to fraction form
    502,159.28/692,977.44 = 272,714.96/x
  3. Step 3: Cross multiply
    502,159.28x = 692,977.44 × 272,714.96
  4. Step 4: Simplify right side
    502,159.28x = 188,985,314,830.50
  5. Step 5: Solve for x
    x = 188,985,314,830.50/502,159.28
  6. Step 6: Final answer
    x = 376,345.36

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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.