Home / 823,737.60-1,235,721.60-350,419.20

Finding the Fourth Proportional to 823,737.60, 1,235,721.60 and 350,419.20

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Solution

The fourth proportional to 823,737.60, 1,235,721.60 and 350,419.20 is: 525,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,737.60 : 1,235,721.60 = 350,419.20 : x
  2. Step 2: Convert to fraction form
    823,737.60/1,235,721.60 = 350,419.20/x
  3. Step 3: Cross multiply
    823,737.60x = 1,235,721.60 × 350,419.20
  4. Step 4: Simplify right side
    823,737.60x = 433,020,574,494.72
  5. Step 5: Solve for x
    x = 433,020,574,494.72/823,737.60
  6. Step 6: Final answer
    x = 525,677.81

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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.