Home / 670,641.26-1,003,762.80-366,569.69

Finding the Fourth Proportional to 670,641.26, 1,003,762.80 and 366,569.69

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Solution

The fourth proportional to 670,641.26, 1,003,762.80 and 366,569.69 is: 548,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,641.26 : 1,003,762.80 = 366,569.69 : x
  2. Step 2: Convert to fraction form
    670,641.26/1,003,762.80 = 366,569.69/x
  3. Step 3: Cross multiply
    670,641.26x = 1,003,762.80 × 366,569.69
  4. Step 4: Simplify right side
    670,641.26x = 367,949,013,410.72
  5. Step 5: Solve for x
    x = 367,949,013,410.72/670,641.26
  6. Step 6: Final answer
    x = 548,652.52

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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.