Home / 897,472.70-1,346,943.45-890,474.30

Finding the Fourth Proportional to 897,472.70, 1,346,943.45 and 890,474.30

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Solution

The fourth proportional to 897,472.70, 1,346,943.45 and 890,474.30 is: 1,336,440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,472.70 : 1,346,943.45 = 890,474.30 : x
  2. Step 2: Convert to fraction form
    897,472.70/1,346,943.45 = 890,474.30/x
  3. Step 3: Cross multiply
    897,472.70x = 1,346,943.45 × 890,474.30
  4. Step 4: Simplify right side
    897,472.70x = 1,199,418,525,778.34
  5. Step 5: Solve for x
    x = 1,199,418,525,778.34/897,472.70
  6. Step 6: Final answer
    x = 1,336,440.12

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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.