Home / 268,298.51-370,244.48-147,439.76

Finding the Fourth Proportional to 268,298.51, 370,244.48 and 147,439.76

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Solution

The fourth proportional to 268,298.51, 370,244.48 and 147,439.76 is: 203,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,298.51 : 370,244.48 = 147,439.76 : x
  2. Step 2: Convert to fraction form
    268,298.51/370,244.48 = 147,439.76/x
  3. Step 3: Cross multiply
    268,298.51x = 370,244.48 × 147,439.76
  4. Step 4: Simplify right side
    268,298.51x = 54,588,754,684.10
  5. Step 5: Solve for x
    x = 54,588,754,684.10/268,298.51
  6. Step 6: Final answer
    x = 203,462.76

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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.