Home / 900,631.68-1,350,448.32-368,525.76

Finding the Fourth Proportional to 900,631.68, 1,350,448.32 and 368,525.76

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Solution

The fourth proportional to 900,631.68, 1,350,448.32 and 368,525.76 is: 552,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,631.68 : 1,350,448.32 = 368,525.76 : x
  2. Step 2: Convert to fraction form
    900,631.68/1,350,448.32 = 368,525.76/x
  3. Step 3: Cross multiply
    900,631.68x = 1,350,448.32 × 368,525.76
  4. Step 4: Simplify right side
    900,631.68x = 497,674,993,468.72
  5. Step 5: Solve for x
    x = 497,674,993,468.72/900,631.68
  6. Step 6: Final answer
    x = 552,584.37

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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.