Home / 719,091.01-1,079,048.65-292,548.12

Finding the Fourth Proportional to 719,091.01, 1,079,048.65 and 292,548.12

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Solution

The fourth proportional to 719,091.01, 1,079,048.65 and 292,548.12 is: 438,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,091.01 : 1,079,048.65 = 292,548.12 : x
  2. Step 2: Convert to fraction form
    719,091.01/1,079,048.65 = 292,548.12/x
  3. Step 3: Cross multiply
    719,091.01x = 1,079,048.65 × 292,548.12
  4. Step 4: Simplify right side
    719,091.01x = 315,673,653,946.04
  5. Step 5: Solve for x
    x = 315,673,653,946.04/719,091.01
  6. Step 6: Final answer
    x = 438,989.85

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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.