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Finding the Fourth Proportional to 359,357.60, 537,999.60 and 348,989.60

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Solution

The fourth proportional to 359,357.60, 537,999.60 and 348,989.60 is: 522,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,357.60 : 537,999.60 = 348,989.60 : x
  2. Step 2: Convert to fraction form
    359,357.60/537,999.60 = 348,989.60/x
  3. Step 3: Cross multiply
    359,357.60x = 537,999.60 × 348,989.60
  4. Step 4: Simplify right side
    359,357.60x = 187,756,265,204.16
  5. Step 5: Solve for x
    x = 187,756,265,204.16/359,357.60
  6. Step 6: Final answer
    x = 522,477.51

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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.