Home / 907,398.72-1,360,807.29-300,073.68

Finding the Fourth Proportional to 907,398.72, 1,360,807.29 and 300,073.68

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Solution

The fourth proportional to 907,398.72, 1,360,807.29 and 300,073.68 is: 450,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,398.72 : 1,360,807.29 = 300,073.68 : x
  2. Step 2: Convert to fraction form
    907,398.72/1,360,807.29 = 300,073.68/x
  3. Step 3: Cross multiply
    907,398.72x = 1,360,807.29 × 300,073.68
  4. Step 4: Simplify right side
    907,398.72x = 408,342,451,281.13
  5. Step 5: Solve for x
    x = 408,342,451,281.13/907,398.72
  6. Step 6: Final answer
    x = 450,014.36

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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.