Home / 739,724.30-1,020,810.91-433,737.48

Finding the Fourth Proportional to 739,724.30, 1,020,810.91 and 433,737.48

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Solution

The fourth proportional to 739,724.30, 1,020,810.91 and 433,737.48 is: 598,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,724.30 : 1,020,810.91 = 433,737.48 : x
  2. Step 2: Convert to fraction form
    739,724.30/1,020,810.91 = 433,737.48/x
  3. Step 3: Cross multiply
    739,724.30x = 1,020,810.91 × 433,737.48
  4. Step 4: Simplify right side
    739,724.30x = 442,763,951,659.91
  5. Step 5: Solve for x
    x = 442,763,951,659.91/739,724.30
  6. Step 6: Final answer
    x = 598,552.67

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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.