Home / 912,944.40-1,369,416.60-897,392.40

Finding the Fourth Proportional to 912,944.40, 1,369,416.60 and 897,392.40

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Solution

The fourth proportional to 912,944.40, 1,369,416.60 and 897,392.40 is: 1,346,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,944.40 : 1,369,416.60 = 897,392.40 : x
  2. Step 2: Convert to fraction form
    912,944.40/1,369,416.60 = 897,392.40/x
  3. Step 3: Cross multiply
    912,944.40x = 1,369,416.60 × 897,392.40
  4. Step 4: Simplify right side
    912,944.40x = 1,228,904,049,273.84
  5. Step 5: Solve for x
    x = 1,228,904,049,273.84/912,944.40
  6. Step 6: Final answer
    x = 1,346,088.60

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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.