Home / 875,770.16-1,312,864.67-314,673.44

Finding the Fourth Proportional to 875,770.16, 1,312,864.67 and 314,673.44

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Solution

The fourth proportional to 875,770.16, 1,312,864.67 and 314,673.44 is: 471,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,770.16 : 1,312,864.67 = 314,673.44 : x
  2. Step 2: Convert to fraction form
    875,770.16/1,312,864.67 = 314,673.44/x
  3. Step 3: Cross multiply
    875,770.16x = 1,312,864.67 × 314,673.44
  4. Step 4: Simplify right side
    875,770.16x = 413,123,641,963.37
  5. Step 5: Solve for x
    x = 413,123,641,963.37/875,770.16
  6. Step 6: Final answer
    x = 471,726.10

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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.