Home / 550,681.44-826,108.56-235,140

Finding the Fourth Proportional to 550,681.44, 826,108.56 and 235,140

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Solution

The fourth proportional to 550,681.44, 826,108.56 and 235,140 is: 352,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,681.44 : 826,108.56 = 235,140 : x
  2. Step 2: Convert to fraction form
    550,681.44/826,108.56 = 235,140/x
  3. Step 3: Cross multiply
    550,681.44x = 826,108.56 × 235,140
  4. Step 4: Simplify right side
    550,681.44x = 194,251,166,798.40
  5. Step 5: Solve for x
    x = 194,251,166,798.40/550,681.44
  6. Step 6: Final answer
    x = 352,746.89

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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.