Home / 985,255.72-1,359,421.08-598,061.60

Finding the Fourth Proportional to 985,255.72, 1,359,421.08 and 598,061.60

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Solution

The fourth proportional to 985,255.72, 1,359,421.08 and 598,061.60 is: 825,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,255.72 : 1,359,421.08 = 598,061.60 : x
  2. Step 2: Convert to fraction form
    985,255.72/1,359,421.08 = 598,061.60/x
  3. Step 3: Cross multiply
    985,255.72x = 1,359,421.08 × 598,061.60
  4. Step 4: Simplify right side
    985,255.72x = 813,017,546,178.53
  5. Step 5: Solve for x
    x = 813,017,546,178.53/985,255.72
  6. Step 6: Final answer
    x = 825,184.30

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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.