Home / 839,058.50-1,259,685.35-498,124.33

Finding the Fourth Proportional to 839,058.50, 1,259,685.35 and 498,124.33

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Solution

The fourth proportional to 839,058.50, 1,259,685.35 and 498,124.33 is: 747,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,058.50 : 1,259,685.35 = 498,124.33 : x
  2. Step 2: Convert to fraction form
    839,058.50/1,259,685.35 = 498,124.33/x
  3. Step 3: Cross multiply
    839,058.50x = 1,259,685.35 × 498,124.33
  4. Step 4: Simplify right side
    839,058.50x = 627,479,922,892.45
  5. Step 5: Solve for x
    x = 627,479,922,892.45/839,058.50
  6. Step 6: Final answer
    x = 747,838.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.