Home / 779,947.32-1,170,095.82-247,485.72

Finding the Fourth Proportional to 779,947.32, 1,170,095.82 and 247,485.72

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Solution

The fourth proportional to 779,947.32, 1,170,095.82 and 247,485.72 is: 371,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,947.32 : 1,170,095.82 = 247,485.72 : x
  2. Step 2: Convert to fraction form
    779,947.32/1,170,095.82 = 247,485.72/x
  3. Step 3: Cross multiply
    779,947.32x = 1,170,095.82 × 247,485.72
  4. Step 4: Simplify right side
    779,947.32x = 289,582,006,481.69
  5. Step 5: Solve for x
    x = 289,582,006,481.69/779,947.32
  6. Step 6: Final answer
    x = 371,284.06

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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.