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Finding the Fourth Proportional to 360,254.48, 540,380.88 and 338,332.52

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Solution

The fourth proportional to 360,254.48, 540,380.88 and 338,332.52 is: 507,497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,254.48 : 540,380.88 = 338,332.52 : x
  2. Step 2: Convert to fraction form
    360,254.48/540,380.88 = 338,332.52/x
  3. Step 3: Cross multiply
    360,254.48x = 540,380.88 × 338,332.52
  4. Step 4: Simplify right side
    360,254.48x = 182,828,424,890.22
  5. Step 5: Solve for x
    x = 182,828,424,890.22/360,254.48
  6. Step 6: Final answer
    x = 507,497.99

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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.