Home / 1,276,677.24-1,915,081.56-330,056.16

Finding the Fourth Proportional to 1,276,677.24, 1,915,081.56 and 330,056.16

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Solution

The fourth proportional to 1,276,677.24, 1,915,081.56 and 330,056.16 is: 495,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,677.24 : 1,915,081.56 = 330,056.16 : x
  2. Step 2: Convert to fraction form
    1,276,677.24/1,915,081.56 = 330,056.16/x
  3. Step 3: Cross multiply
    1,276,677.24x = 1,915,081.56 × 330,056.16
  4. Step 4: Simplify right side
    1,276,677.24x = 632,084,465,780.41
  5. Step 5: Solve for x
    x = 632,084,465,780.41/1,276,677.24
  6. Step 6: Final answer
    x = 495,101.23

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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.