Home / 957,889.01-1,436,740.22-389,304.20

Finding the Fourth Proportional to 957,889.01, 1,436,740.22 and 389,304.20

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Solution

The fourth proportional to 957,889.01, 1,436,740.22 and 389,304.20 is: 583,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,889.01 : 1,436,740.22 = 389,304.20 : x
  2. Step 2: Convert to fraction form
    957,889.01/1,436,740.22 = 389,304.20/x
  3. Step 3: Cross multiply
    957,889.01x = 1,436,740.22 × 389,304.20
  4. Step 4: Simplify right side
    957,889.01x = 559,329,006,520.04
  5. Step 5: Solve for x
    x = 559,329,006,520.04/957,889.01
  6. Step 6: Final answer
    x = 583,918.39

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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.