Home / 750,881.60-1,126,321.64-301,602.56

Finding the Fourth Proportional to 750,881.60, 1,126,321.64 and 301,602.56

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Solution

The fourth proportional to 750,881.60, 1,126,321.64 and 301,602.56 is: 452,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,881.60 : 1,126,321.64 = 301,602.56 : x
  2. Step 2: Convert to fraction form
    750,881.60/1,126,321.64 = 301,602.56/x
  3. Step 3: Cross multiply
    750,881.60x = 1,126,321.64 × 301,602.56
  4. Step 4: Simplify right side
    750,881.60x = 339,701,490,007.40
  5. Step 5: Solve for x
    x = 339,701,490,007.40/750,881.60
  6. Step 6: Final answer
    x = 452,403.53

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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.