Home / 999,470.02-1,499,205.04-289,498.29

Finding the Fourth Proportional to 999,470.02, 1,499,205.04 and 289,498.29

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Solution

The fourth proportional to 999,470.02, 1,499,205.04 and 289,498.29 is: 434,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,470.02 : 1,499,205.04 = 289,498.29 : x
  2. Step 2: Convert to fraction form
    999,470.02/1,499,205.04 = 289,498.29/x
  3. Step 3: Cross multiply
    999,470.02x = 1,499,205.04 × 289,498.29
  4. Step 4: Simplify right side
    999,470.02x = 434,017,295,439.38
  5. Step 5: Solve for x
    x = 434,017,295,439.38/999,470.02
  6. Step 6: Final answer
    x = 434,247.44

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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.