Home / 610,277.22-842,232.20-338,430.29

Finding the Fourth Proportional to 610,277.22, 842,232.20 and 338,430.29

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Solution

The fourth proportional to 610,277.22, 842,232.20 and 338,430.29 is: 467,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,277.22 : 842,232.20 = 338,430.29 : x
  2. Step 2: Convert to fraction form
    610,277.22/842,232.20 = 338,430.29/x
  3. Step 3: Cross multiply
    610,277.22x = 842,232.20 × 338,430.29
  4. Step 4: Simplify right side
    610,277.22x = 285,036,881,790.03
  5. Step 5: Solve for x
    x = 285,036,881,790.03/610,277.22
  6. Step 6: Final answer
    x = 467,061.32

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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.