Home / 352,048.80-528,332.40-141,837.60

Finding the Fourth Proportional to 352,048.80, 528,332.40 and 141,837.60

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Solution

The fourth proportional to 352,048.80, 528,332.40 and 141,837.60 is: 212,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,048.80 : 528,332.40 = 141,837.60 : x
  2. Step 2: Convert to fraction form
    352,048.80/528,332.40 = 141,837.60/x
  3. Step 3: Cross multiply
    352,048.80x = 528,332.40 × 141,837.60
  4. Step 4: Simplify right side
    352,048.80x = 74,937,399,618.24
  5. Step 5: Solve for x
    x = 74,937,399,618.24/352,048.80
  6. Step 6: Final answer
    x = 212,860.83

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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.