Home / 453,574.20-679,886.64-169,150.35

Finding the Fourth Proportional to 453,574.20, 679,886.64 and 169,150.35

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Solution

The fourth proportional to 453,574.20, 679,886.64 and 169,150.35 is: 253,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,574.20 : 679,886.64 = 169,150.35 : x
  2. Step 2: Convert to fraction form
    453,574.20/679,886.64 = 169,150.35/x
  3. Step 3: Cross multiply
    453,574.20x = 679,886.64 × 169,150.35
  4. Step 4: Simplify right side
    453,574.20x = 115,003,063,116.32
  5. Step 5: Solve for x
    x = 115,003,063,116.32/453,574.20
  6. Step 6: Final answer
    x = 253,548.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.