Home / 475,964.48-656,827.14-258,172.58

Finding the Fourth Proportional to 475,964.48, 656,827.14 and 258,172.58

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Solution

The fourth proportional to 475,964.48, 656,827.14 and 258,172.58 is: 356,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,964.48 : 656,827.14 = 258,172.58 : x
  2. Step 2: Convert to fraction form
    475,964.48/656,827.14 = 258,172.58/x
  3. Step 3: Cross multiply
    475,964.48x = 656,827.14 × 258,172.58
  4. Step 4: Simplify right side
    475,964.48x = 169,574,757,347.82
  5. Step 5: Solve for x
    x = 169,574,757,347.82/475,964.48
  6. Step 6: Final answer
    x = 356,276.08

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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.