Home / 948,293.73-1,308,632.76-540,419.85

Finding the Fourth Proportional to 948,293.73, 1,308,632.76 and 540,419.85

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Solution

The fourth proportional to 948,293.73, 1,308,632.76 and 540,419.85 is: 745,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,293.73 : 1,308,632.76 = 540,419.85 : x
  2. Step 2: Convert to fraction form
    948,293.73/1,308,632.76 = 540,419.85/x
  3. Step 3: Cross multiply
    948,293.73x = 1,308,632.76 × 540,419.85
  4. Step 4: Simplify right side
    948,293.73x = 707,211,119,864.29
  5. Step 5: Solve for x
    x = 707,211,119,864.29/948,293.73
  6. Step 6: Final answer
    x = 745,772.22

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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.