Home / 750,219.59-1,035,302.96-406,055.46

Finding the Fourth Proportional to 750,219.59, 1,035,302.96 and 406,055.46

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Solution

The fourth proportional to 750,219.59, 1,035,302.96 and 406,055.46 is: 560,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,219.59 : 1,035,302.96 = 406,055.46 : x
  2. Step 2: Convert to fraction form
    750,219.59/1,035,302.96 = 406,055.46/x
  3. Step 3: Cross multiply
    750,219.59x = 1,035,302.96 × 406,055.46
  4. Step 4: Simplify right side
    750,219.59x = 420,390,416,452.05
  5. Step 5: Solve for x
    x = 420,390,416,452.05/750,219.59
  6. Step 6: Final answer
    x = 560,356.49

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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.