Home / 899,432.40-1,348,975.80-268,366.80

Finding the Fourth Proportional to 899,432.40, 1,348,975.80 and 268,366.80

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Solution

The fourth proportional to 899,432.40, 1,348,975.80 and 268,366.80 is: 402,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,432.40 : 1,348,975.80 = 268,366.80 : x
  2. Step 2: Convert to fraction form
    899,432.40/1,348,975.80 = 268,366.80/x
  3. Step 3: Cross multiply
    899,432.40x = 1,348,975.80 × 268,366.80
  4. Step 4: Simplify right side
    899,432.40x = 362,020,318,723.44
  5. Step 5: Solve for x
    x = 362,020,318,723.44/899,432.40
  6. Step 6: Final answer
    x = 402,498.64

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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.