Home / 972,908.34-1,342,511.64-564,930.66

Finding the Fourth Proportional to 972,908.34, 1,342,511.64 and 564,930.66

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Solution

The fourth proportional to 972,908.34, 1,342,511.64 and 564,930.66 is: 779,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,908.34 : 1,342,511.64 = 564,930.66 : x
  2. Step 2: Convert to fraction form
    972,908.34/1,342,511.64 = 564,930.66/x
  3. Step 3: Cross multiply
    972,908.34x = 1,342,511.64 × 564,930.66
  4. Step 4: Simplify right side
    972,908.34x = 758,425,986,842.88
  5. Step 5: Solve for x
    x = 758,425,986,842.88/972,908.34
  6. Step 6: Final answer
    x = 779,545.16

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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.