Home / 852,638.64-1,277,847.29-346,608.50

Finding the Fourth Proportional to 852,638.64, 1,277,847.29 and 346,608.50

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Solution

The fourth proportional to 852,638.64, 1,277,847.29 and 346,608.50 is: 519,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,638.64 : 1,277,847.29 = 346,608.50 : x
  2. Step 2: Convert to fraction form
    852,638.64/1,277,847.29 = 346,608.50/x
  3. Step 3: Cross multiply
    852,638.64x = 1,277,847.29 × 346,608.50
  4. Step 4: Simplify right side
    852,638.64x = 442,912,734,081.14
  5. Step 5: Solve for x
    x = 442,912,734,081.14/852,638.64
  6. Step 6: Final answer
    x = 519,461.25

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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.