Home / 671,343.61-1,007,005.56-165,904.58

Finding the Fourth Proportional to 671,343.61, 1,007,005.56 and 165,904.58

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Solution

The fourth proportional to 671,343.61, 1,007,005.56 and 165,904.58 is: 248,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,343.61 : 1,007,005.56 = 165,904.58 : x
  2. Step 2: Convert to fraction form
    671,343.61/1,007,005.56 = 165,904.58/x
  3. Step 3: Cross multiply
    671,343.61x = 1,007,005.56 × 165,904.58
  4. Step 4: Simplify right side
    671,343.61x = 167,066,831,720.10
  5. Step 5: Solve for x
    x = 167,066,831,720.10/671,343.61
  6. Step 6: Final answer
    x = 248,854.43

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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.