Home / 1,014,350.24-1,521,809.68-407,564.64

Finding the Fourth Proportional to 1,014,350.24, 1,521,809.68 and 407,564.64

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Solution

The fourth proportional to 1,014,350.24, 1,521,809.68 and 407,564.64 is: 611,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,350.24 : 1,521,809.68 = 407,564.64 : x
  2. Step 2: Convert to fraction form
    1,014,350.24/1,521,809.68 = 407,564.64/x
  3. Step 3: Cross multiply
    1,014,350.24x = 1,521,809.68 × 407,564.64
  4. Step 4: Simplify right side
    1,014,350.24x = 620,235,814,377.72
  5. Step 5: Solve for x
    x = 620,235,814,377.72/1,014,350.24
  6. Step 6: Final answer
    x = 611,461.20

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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.