Home / 907,716.72-1,360,944.56-402,002.12

Finding the Fourth Proportional to 907,716.72, 1,360,944.56 and 402,002.12

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Solution

The fourth proportional to 907,716.72, 1,360,944.56 and 402,002.12 is: 602,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,716.72 : 1,360,944.56 = 402,002.12 : x
  2. Step 2: Convert to fraction form
    907,716.72/1,360,944.56 = 402,002.12/x
  3. Step 3: Cross multiply
    907,716.72x = 1,360,944.56 × 402,002.12
  4. Step 4: Simplify right side
    907,716.72x = 547,102,598,322.47
  5. Step 5: Solve for x
    x = 547,102,598,322.47/907,716.72
  6. Step 6: Final answer
    x = 602,723.94

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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.