Home / 834,075.60-1,251,113.52-202,989.42

Finding the Fourth Proportional to 834,075.60, 1,251,113.52 and 202,989.42

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Solution

The fourth proportional to 834,075.60, 1,251,113.52 and 202,989.42 is: 304,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,075.60 : 1,251,113.52 = 202,989.42 : x
  2. Step 2: Convert to fraction form
    834,075.60/1,251,113.52 = 202,989.42/x
  3. Step 3: Cross multiply
    834,075.60x = 1,251,113.52 × 202,989.42
  4. Step 4: Simplify right side
    834,075.60x = 253,962,807,778.96
  5. Step 5: Solve for x
    x = 253,962,807,778.96/834,075.60
  6. Step 6: Final answer
    x = 304,484.16

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Double scale
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Similar ratio
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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.