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Finding the Fourth Proportional to 360,271.57, 539,970.39 and 264,614.79

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Solution

The fourth proportional to 360,271.57, 539,970.39 and 264,614.79 is: 396,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,271.57 : 539,970.39 = 264,614.79 : x
  2. Step 2: Convert to fraction form
    360,271.57/539,970.39 = 264,614.79/x
  3. Step 3: Cross multiply
    360,271.57x = 539,970.39 × 264,614.79
  4. Step 4: Simplify right side
    360,271.57x = 142,884,151,356.07
  5. Step 5: Solve for x
    x = 142,884,151,356.07/360,271.57
  6. Step 6: Final answer
    x = 396,601.24

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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.