Home / 1,029,673.76-1,544,494.05-319,702.47

Finding the Fourth Proportional to 1,029,673.76, 1,544,494.05 and 319,702.47

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Solution

The fourth proportional to 1,029,673.76, 1,544,494.05 and 319,702.47 is: 479,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,673.76 : 1,544,494.05 = 319,702.47 : x
  2. Step 2: Convert to fraction form
    1,029,673.76/1,544,494.05 = 319,702.47/x
  3. Step 3: Cross multiply
    1,029,673.76x = 1,544,494.05 × 319,702.47
  4. Step 4: Simplify right side
    1,029,673.76x = 493,778,562,685.30
  5. Step 5: Solve for x
    x = 493,778,562,685.30/1,029,673.76
  6. Step 6: Final answer
    x = 479,548.56

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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.