Home / 304,275.10-454,427.45-258,811.92

Finding the Fourth Proportional to 304,275.10, 454,427.45 and 258,811.92

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Solution

The fourth proportional to 304,275.10, 454,427.45 and 258,811.92 is: 386,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,275.10 : 454,427.45 = 258,811.92 : x
  2. Step 2: Convert to fraction form
    304,275.10/454,427.45 = 258,811.92/x
  3. Step 3: Cross multiply
    304,275.10x = 454,427.45 × 258,811.92
  4. Step 4: Simplify right side
    304,275.10x = 117,611,240,835.20
  5. Step 5: Solve for x
    x = 117,611,240,835.20/304,275.10
  6. Step 6: Final answer
    x = 386,529.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.