Home / 882,155.50-1,217,374.62-479,747.50

Finding the Fourth Proportional to 882,155.50, 1,217,374.62 and 479,747.50

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Solution

The fourth proportional to 882,155.50, 1,217,374.62 and 479,747.50 is: 662,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,155.50 : 1,217,374.62 = 479,747.50 : x
  2. Step 2: Convert to fraction form
    882,155.50/1,217,374.62 = 479,747.50/x
  3. Step 3: Cross multiply
    882,155.50x = 1,217,374.62 × 479,747.50
  4. Step 4: Simplify right side
    882,155.50x = 584,032,430,508.45
  5. Step 5: Solve for x
    x = 584,032,430,508.45/882,155.50
  6. Step 6: Final answer
    x = 662,051.57

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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.