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Finding the Fourth Proportional to 359,231.66, 537,771.56 and 346,456.64

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Solution

The fourth proportional to 359,231.66, 537,771.56 and 346,456.64 is: 518,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,231.66 : 537,771.56 = 346,456.64 : x
  2. Step 2: Convert to fraction form
    359,231.66/537,771.56 = 346,456.64/x
  3. Step 3: Cross multiply
    359,231.66x = 537,771.56 × 346,456.64
  4. Step 4: Simplify right side
    359,231.66x = 186,314,527,377.30
  5. Step 5: Solve for x
    x = 186,314,527,377.30/359,231.66
  6. Step 6: Final answer
    x = 518,647.29

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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.