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Finding the Fourth Proportional to 359,757.02, 496,465.31 and 198,612.32

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Solution

The fourth proportional to 359,757.02, 496,465.31 and 198,612.32 is: 274,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,757.02 : 496,465.31 = 198,612.32 : x
  2. Step 2: Convert to fraction form
    359,757.02/496,465.31 = 198,612.32/x
  3. Step 3: Cross multiply
    359,757.02x = 496,465.31 × 198,612.32
  4. Step 4: Simplify right side
    359,757.02x = 98,604,128,011.52
  5. Step 5: Solve for x
    x = 98,604,128,011.52/359,757.02
  6. Step 6: Final answer
    x = 274,085.35

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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.