Home / 954,470.98-1,431,706.80-280,552.40

Finding the Fourth Proportional to 954,470.98, 1,431,706.80 and 280,552.40

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Solution

The fourth proportional to 954,470.98, 1,431,706.80 and 280,552.40 is: 420,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,470.98 : 1,431,706.80 = 280,552.40 : x
  2. Step 2: Convert to fraction form
    954,470.98/1,431,706.80 = 280,552.40/x
  3. Step 3: Cross multiply
    954,470.98x = 1,431,706.80 × 280,552.40
  4. Step 4: Simplify right side
    954,470.98x = 401,668,778,836.32
  5. Step 5: Solve for x
    x = 401,668,778,836.32/954,470.98
  6. Step 6: Final answer
    x = 420,828.70

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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.