Home / 896,938.60-1,344,946.20-265,770.40

Finding the Fourth Proportional to 896,938.60, 1,344,946.20 and 265,770.40

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Solution

The fourth proportional to 896,938.60, 1,344,946.20 and 265,770.40 is: 398,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,938.60 : 1,344,946.20 = 265,770.40 : x
  2. Step 2: Convert to fraction form
    896,938.60/1,344,946.20 = 265,770.40/x
  3. Step 3: Cross multiply
    896,938.60x = 1,344,946.20 × 265,770.40
  4. Step 4: Simplify right side
    896,938.60x = 357,446,889,552.48
  5. Step 5: Solve for x
    x = 357,446,889,552.48/896,938.60
  6. Step 6: Final answer
    x = 398,518.79

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1.5x scale

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.