Home / 671,987.66-1,007,963.06-292,908.16

Finding the Fourth Proportional to 671,987.66, 1,007,963.06 and 292,908.16

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Solution

The fourth proportional to 671,987.66, 1,007,963.06 and 292,908.16 is: 439,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,987.66 : 1,007,963.06 = 292,908.16 : x
  2. Step 2: Convert to fraction form
    671,987.66/1,007,963.06 = 292,908.16/x
  3. Step 3: Cross multiply
    671,987.66x = 1,007,963.06 × 292,908.16
  4. Step 4: Simplify right side
    671,987.66x = 295,240,605,252.57
  5. Step 5: Solve for x
    x = 295,240,605,252.57/671,987.66
  6. Step 6: Final answer
    x = 439,354.21

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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.