Home / 950,086.79-1,311,140.98-542,180.51

Finding the Fourth Proportional to 950,086.79, 1,311,140.98 and 542,180.51

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Solution

The fourth proportional to 950,086.79, 1,311,140.98 and 542,180.51 is: 748,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,086.79 : 1,311,140.98 = 542,180.51 : x
  2. Step 2: Convert to fraction form
    950,086.79/1,311,140.98 = 542,180.51/x
  3. Step 3: Cross multiply
    950,086.79x = 1,311,140.98 × 542,180.51
  4. Step 4: Simplify right side
    950,086.79x = 710,875,085,218.30
  5. Step 5: Solve for x
    x = 710,875,085,218.30/950,086.79
  6. Step 6: Final answer
    x = 748,221.21

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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.