Home / 965,269.32-1,447,010.20-357,719.40

Finding the Fourth Proportional to 965,269.32, 1,447,010.20 and 357,719.40

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Solution

The fourth proportional to 965,269.32, 1,447,010.20 and 357,719.40 is: 536,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,269.32 : 1,447,010.20 = 357,719.40 : x
  2. Step 2: Convert to fraction form
    965,269.32/1,447,010.20 = 357,719.40/x
  3. Step 3: Cross multiply
    965,269.32x = 1,447,010.20 × 357,719.40
  4. Step 4: Simplify right side
    965,269.32x = 517,623,620,537.88
  5. Step 5: Solve for x
    x = 517,623,620,537.88/965,269.32
  6. Step 6: Final answer
    x = 536,247.87

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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.