Home / 832,228.80-1,248,343.20-692,145.60

Finding the Fourth Proportional to 832,228.80, 1,248,343.20 and 692,145.60

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Solution

The fourth proportional to 832,228.80, 1,248,343.20 and 692,145.60 is: 1,038,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,228.80 : 1,248,343.20 = 692,145.60 : x
  2. Step 2: Convert to fraction form
    832,228.80/1,248,343.20 = 692,145.60/x
  3. Step 3: Cross multiply
    832,228.80x = 1,248,343.20 × 692,145.60
  4. Step 4: Simplify right side
    832,228.80x = 864,035,253,169.92
  5. Step 5: Solve for x
    x = 864,035,253,169.92/832,228.80
  6. Step 6: Final answer
    x = 1,038,218.40

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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.