Home / 792,689.64-1,189,423.26-371,999.72

Finding the Fourth Proportional to 792,689.64, 1,189,423.26 and 371,999.72

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Solution

The fourth proportional to 792,689.64, 1,189,423.26 and 371,999.72 is: 558,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,689.64 : 1,189,423.26 = 371,999.72 : x
  2. Step 2: Convert to fraction form
    792,689.64/1,189,423.26 = 371,999.72/x
  3. Step 3: Cross multiply
    792,689.64x = 1,189,423.26 × 371,999.72
  4. Step 4: Simplify right side
    792,689.64x = 442,465,119,681.49
  5. Step 5: Solve for x
    x = 442,465,119,681.49/792,689.64
  6. Step 6: Final answer
    x = 558,182.04

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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.