Home / 870,383.42-1,304,030.57-363,827.75

Finding the Fourth Proportional to 870,383.42, 1,304,030.57 and 363,827.75

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Solution

The fourth proportional to 870,383.42, 1,304,030.57 and 363,827.75 is: 545,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,383.42 : 1,304,030.57 = 363,827.75 : x
  2. Step 2: Convert to fraction form
    870,383.42/1,304,030.57 = 363,827.75/x
  3. Step 3: Cross multiply
    870,383.42x = 1,304,030.57 × 363,827.75
  4. Step 4: Simplify right side
    870,383.42x = 474,442,508,233.46
  5. Step 5: Solve for x
    x = 474,442,508,233.46/870,383.42
  6. Step 6: Final answer
    x = 545,095.98

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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.