Home / 972,026.08-1,458,689.89-403,407.65

Finding the Fourth Proportional to 972,026.08, 1,458,689.89 and 403,407.65

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Solution

The fourth proportional to 972,026.08, 1,458,689.89 and 403,407.65 is: 605,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,026.08 : 1,458,689.89 = 403,407.65 : x
  2. Step 2: Convert to fraction form
    972,026.08/1,458,689.89 = 403,407.65/x
  3. Step 3: Cross multiply
    972,026.08x = 1,458,689.89 × 403,407.65
  4. Step 4: Simplify right side
    972,026.08x = 588,446,655,400.55
  5. Step 5: Solve for x
    x = 588,446,655,400.55/972,026.08
  6. Step 6: Final answer
    x = 605,381.55

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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.