Home / 994,631.10-1,492,141.05-426,011.10

Finding the Fourth Proportional to 994,631.10, 1,492,141.05 and 426,011.10

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Solution

The fourth proportional to 994,631.10, 1,492,141.05 and 426,011.10 is: 639,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,631.10 : 1,492,141.05 = 426,011.10 : x
  2. Step 2: Convert to fraction form
    994,631.10/1,492,141.05 = 426,011.10/x
  3. Step 3: Cross multiply
    994,631.10x = 1,492,141.05 × 426,011.10
  4. Step 4: Simplify right side
    994,631.10x = 635,668,650,065.66
  5. Step 5: Solve for x
    x = 635,668,650,065.66/994,631.10
  6. Step 6: Final answer
    x = 639,099.91

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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.