Home / 879,275.69-1,318,224.51-347,195.00

Finding the Fourth Proportional to 879,275.69, 1,318,224.51 and 347,195.00

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Solution

The fourth proportional to 879,275.69, 1,318,224.51 and 347,195.00 is: 520,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,275.69 : 1,318,224.51 = 347,195.00 : x
  2. Step 2: Convert to fraction form
    879,275.69/1,318,224.51 = 347,195.00/x
  3. Step 3: Cross multiply
    879,275.69x = 1,318,224.51 × 347,195.00
  4. Step 4: Simplify right side
    879,275.69x = 457,680,952,158.33
  5. Step 5: Solve for x
    x = 457,680,952,158.33/879,275.69
  6. Step 6: Final answer
    x = 520,520.42

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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.