Home / 739,852.60-1,110,945.30-424,924.60

Finding the Fourth Proportional to 739,852.60, 1,110,945.30 and 424,924.60

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Solution

The fourth proportional to 739,852.60, 1,110,945.30 and 424,924.60 is: 638,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,852.60 : 1,110,945.30 = 424,924.60 : x
  2. Step 2: Convert to fraction form
    739,852.60/1,110,945.30 = 424,924.60/x
  3. Step 3: Cross multiply
    739,852.60x = 1,110,945.30 × 424,924.60
  4. Step 4: Simplify right side
    739,852.60x = 472,067,987,224.38
  5. Step 5: Solve for x
    x = 472,067,987,224.38/739,852.60
  6. Step 6: Final answer
    x = 638,056.81

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1.5x scale

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.