Home / 958,333.28-1,436,278.84-509,269.28

Finding the Fourth Proportional to 958,333.28, 1,436,278.84 and 509,269.28

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Solution

The fourth proportional to 958,333.28, 1,436,278.84 and 509,269.28 is: 763,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,333.28 : 1,436,278.84 = 509,269.28 : x
  2. Step 2: Convert to fraction form
    958,333.28/1,436,278.84 = 509,269.28/x
  3. Step 3: Cross multiply
    958,333.28x = 1,436,278.84 × 509,269.28
  4. Step 4: Simplify right side
    958,333.28x = 731,452,682,271.47
  5. Step 5: Solve for x
    x = 731,452,682,271.47/958,333.28
  6. Step 6: Final answer
    x = 763,255.02

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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.