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Finding the Fourth Proportional to 522,314.46, 720,570.88 and 360,889.26

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Solution

The fourth proportional to 522,314.46, 720,570.88 and 360,889.26 is: 497,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,314.46 : 720,570.88 = 360,889.26 : x
  2. Step 2: Convert to fraction form
    522,314.46/720,570.88 = 360,889.26/x
  3. Step 3: Cross multiply
    522,314.46x = 720,570.88 × 360,889.26
  4. Step 4: Simplify right side
    522,314.46x = 260,046,288,057.89
  5. Step 5: Solve for x
    x = 260,046,288,057.89/522,314.46
  6. Step 6: Final answer
    x = 497,873.04

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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.