Home / 416,248.22-573,943.70-307,509.90

Finding the Fourth Proportional to 416,248.22, 573,943.70 and 307,509.90

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Solution

The fourth proportional to 416,248.22, 573,943.70 and 307,509.90 is: 424,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,248.22 : 573,943.70 = 307,509.90 : x
  2. Step 2: Convert to fraction form
    416,248.22/573,943.70 = 307,509.90/x
  3. Step 3: Cross multiply
    416,248.22x = 573,943.70 × 307,509.90
  4. Step 4: Simplify right side
    416,248.22x = 176,493,368,255.08
  5. Step 5: Solve for x
    x = 176,493,368,255.08/416,248.22
  6. Step 6: Final answer
    x = 424,009.91

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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.