Home / 992,392.08-1,488,784.80-282,448.08

Finding the Fourth Proportional to 992,392.08, 1,488,784.80 and 282,448.08

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Solution

The fourth proportional to 992,392.08, 1,488,784.80 and 282,448.08 is: 423,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,392.08 : 1,488,784.80 = 282,448.08 : x
  2. Step 2: Convert to fraction form
    992,392.08/1,488,784.80 = 282,448.08/x
  3. Step 3: Cross multiply
    992,392.08x = 1,488,784.80 × 282,448.08
  4. Step 4: Simplify right side
    992,392.08x = 420,504,408,293.18
  5. Step 5: Solve for x
    x = 420,504,408,293.18/992,392.08
  6. Step 6: Final answer
    x = 423,728.10

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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.