Home / 874,875.22-1,207,327.82-472,467.22

Finding the Fourth Proportional to 874,875.22, 1,207,327.82 and 472,467.22

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Solution

The fourth proportional to 874,875.22, 1,207,327.82 and 472,467.22 is: 652,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,875.22 : 1,207,327.82 = 472,467.22 : x
  2. Step 2: Convert to fraction form
    874,875.22/1,207,327.82 = 472,467.22/x
  3. Step 3: Cross multiply
    874,875.22x = 1,207,327.82 × 472,467.22
  4. Step 4: Simplify right side
    874,875.22x = 570,422,818,744.06
  5. Step 5: Solve for x
    x = 570,422,818,744.06/874,875.22
  6. Step 6: Final answer
    x = 652,004.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.