Home / 950,440.32-1,311,643.80-542,608.56

Finding the Fourth Proportional to 950,440.32, 1,311,643.80 and 542,608.56

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Solution

The fourth proportional to 950,440.32, 1,311,643.80 and 542,608.56 is: 748,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,440.32 : 1,311,643.80 = 542,608.56 : x
  2. Step 2: Convert to fraction form
    950,440.32/1,311,643.80 = 542,608.56/x
  3. Step 3: Cross multiply
    950,440.32x = 1,311,643.80 × 542,608.56
  4. Step 4: Simplify right side
    950,440.32x = 711,709,153,550.93
  5. Step 5: Solve for x
    x = 711,709,153,550.93/950,440.32
  6. Step 6: Final answer
    x = 748,820.46

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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.