Home / 830,847.38-1,146,000.00-508,716.55

Finding the Fourth Proportional to 830,847.38, 1,146,000.00 and 508,716.55

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Solution

The fourth proportional to 830,847.38, 1,146,000.00 and 508,716.55 is: 701,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,847.38 : 1,146,000.00 = 508,716.55 : x
  2. Step 2: Convert to fraction form
    830,847.38/1,146,000.00 = 508,716.55/x
  3. Step 3: Cross multiply
    830,847.38x = 1,146,000.00 × 508,716.55
  4. Step 4: Simplify right side
    830,847.38x = 582,989,166,778.66
  5. Step 5: Solve for x
    x = 582,989,166,778.66/830,847.38
  6. Step 6: Final answer
    x = 701,680.22

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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.