Home / 972,011.99-1,341,377.37-542,292.23

Finding the Fourth Proportional to 972,011.99, 1,341,377.37 and 542,292.23

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Solution

The fourth proportional to 972,011.99, 1,341,377.37 and 542,292.23 is: 748,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,011.99 : 1,341,377.37 = 542,292.23 : x
  2. Step 2: Convert to fraction form
    972,011.99/1,341,377.37 = 542,292.23/x
  3. Step 3: Cross multiply
    972,011.99x = 1,341,377.37 × 542,292.23
  4. Step 4: Simplify right side
    972,011.99x = 727,418,518,541.95
  5. Step 5: Solve for x
    x = 727,418,518,541.95/972,011.99
  6. Step 6: Final answer
    x = 748,363.73

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1.5x scale

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.