Home / 912,952.40-1,369,428.60-897,400.40

Finding the Fourth Proportional to 912,952.40, 1,369,428.60 and 897,400.40

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Solution

The fourth proportional to 912,952.40, 1,369,428.60 and 897,400.40 is: 1,346,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,952.40 : 1,369,428.60 = 897,400.40 : x
  2. Step 2: Convert to fraction form
    912,952.40/1,369,428.60 = 897,400.40/x
  3. Step 3: Cross multiply
    912,952.40x = 1,369,428.60 × 897,400.40
  4. Step 4: Simplify right side
    912,952.40x = 1,228,925,773,411.44
  5. Step 5: Solve for x
    x = 1,228,925,773,411.44/912,952.40
  6. Step 6: Final answer
    x = 1,346,100.60

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Similar ratio
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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.