Home / 1,510,422.32-2,265,304.80-499,305.40

Finding the Fourth Proportional to 1,510,422.32, 2,265,304.80 and 499,305.40

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Solution

The fourth proportional to 1,510,422.32, 2,265,304.80 and 499,305.40 is: 748,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,422.32 : 2,265,304.80 = 499,305.40 : x
  2. Step 2: Convert to fraction form
    1,510,422.32/2,265,304.80 = 499,305.40/x
  3. Step 3: Cross multiply
    1,510,422.32x = 2,265,304.80 × 499,305.40
  4. Step 4: Simplify right side
    1,510,422.32x = 1,131,078,919,285.92
  5. Step 5: Solve for x
    x = 1,131,078,919,285.92/1,510,422.32
  6. Step 6: Final answer
    x = 748,849.45

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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.