Home / 930,072.06-1,283,415.75-542,921.08

Finding the Fourth Proportional to 930,072.06, 1,283,415.75 and 542,921.08

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Solution

The fourth proportional to 930,072.06, 1,283,415.75 and 542,921.08 is: 749,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,072.06 : 1,283,415.75 = 542,921.08 : x
  2. Step 2: Convert to fraction form
    930,072.06/1,283,415.75 = 542,921.08/x
  3. Step 3: Cross multiply
    930,072.06x = 1,283,415.75 × 542,921.08
  4. Step 4: Simplify right side
    930,072.06x = 696,793,465,079.01
  5. Step 5: Solve for x
    x = 696,793,465,079.01/930,072.06
  6. Step 6: Final answer
    x = 749,182.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.