Home / 360,088.72-496,927.64-198,947.48

Finding the Fourth Proportional to 360,088.72, 496,927.64 and 198,947.48

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Solution

The fourth proportional to 360,088.72, 496,927.64 and 198,947.48 is: 274,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,088.72 : 496,927.64 = 198,947.48 : x
  2. Step 2: Convert to fraction form
    360,088.72/496,927.64 = 198,947.48/x
  3. Step 3: Cross multiply
    360,088.72x = 496,927.64 × 198,947.48
  4. Step 4: Simplify right side
    360,088.72x = 98,862,499,733.08
  5. Step 5: Solve for x
    x = 98,862,499,733.08/360,088.72
  6. Step 6: Final answer
    x = 274,550.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.