Home / 915,114.24-1,372,057.92-353,492.64

Finding the Fourth Proportional to 915,114.24, 1,372,057.92 and 353,492.64

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Solution

The fourth proportional to 915,114.24, 1,372,057.92 and 353,492.64 is: 530,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,114.24 : 1,372,057.92 = 353,492.64 : x
  2. Step 2: Convert to fraction form
    915,114.24/1,372,057.92 = 353,492.64/x
  3. Step 3: Cross multiply
    915,114.24x = 1,372,057.92 × 353,492.64
  4. Step 4: Simplify right side
    915,114.24x = 485,012,376,373.71
  5. Step 5: Solve for x
    x = 485,012,376,373.71/915,114.24
  6. Step 6: Final answer
    x = 530,002.00

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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.