Home / 1,489,931.10-2,234,896.65-368,000.10

Finding the Fourth Proportional to 1,489,931.10, 2,234,896.65 and 368,000.10

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Solution

The fourth proportional to 1,489,931.10, 2,234,896.65 and 368,000.10 is: 552,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,931.10 : 2,234,896.65 = 368,000.10 : x
  2. Step 2: Convert to fraction form
    1,489,931.10/2,234,896.65 = 368,000.10/x
  3. Step 3: Cross multiply
    1,489,931.10x = 2,234,896.65 × 368,000.10
  4. Step 4: Simplify right side
    1,489,931.10x = 822,442,190,689.67
  5. Step 5: Solve for x
    x = 822,442,190,689.67/1,489,931.10
  6. Step 6: Final answer
    x = 552,000.15

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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.