Home / 890,948.03-1,228,318.89-707,794.30

Finding the Fourth Proportional to 890,948.03, 1,228,318.89 and 707,794.30

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Solution

The fourth proportional to 890,948.03, 1,228,318.89 and 707,794.30 is: 975,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,948.03 : 1,228,318.89 = 707,794.30 : x
  2. Step 2: Convert to fraction form
    890,948.03/1,228,318.89 = 707,794.30/x
  3. Step 3: Cross multiply
    890,948.03x = 1,228,318.89 × 707,794.30
  4. Step 4: Simplify right side
    890,948.03x = 869,397,102,782.73
  5. Step 5: Solve for x
    x = 869,397,102,782.73/890,948.03
  6. Step 6: Final answer
    x = 975,811.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.