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Finding the Fourth Proportional to 359,275.69, 537,836.91 and 346,500.57

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Solution

The fourth proportional to 359,275.69, 537,836.91 and 346,500.57 is: 518,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,275.69 : 537,836.91 = 346,500.57 : x
  2. Step 2: Convert to fraction form
    359,275.69/537,836.91 = 346,500.57/x
  3. Step 3: Cross multiply
    359,275.69x = 537,836.91 × 346,500.57
  4. Step 4: Simplify right side
    359,275.69x = 186,360,795,882.04
  5. Step 5: Solve for x
    x = 186,360,795,882.04/359,275.69
  6. Step 6: Final answer
    x = 518,712.51

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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.