Home / 612,023.48-844,670.07-370,308.05

Finding the Fourth Proportional to 612,023.48, 844,670.07 and 370,308.05

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Solution

The fourth proportional to 612,023.48, 844,670.07 and 370,308.05 is: 511,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,023.48 : 844,670.07 = 370,308.05 : x
  2. Step 2: Convert to fraction form
    612,023.48/844,670.07 = 370,308.05/x
  3. Step 3: Cross multiply
    612,023.48x = 844,670.07 × 370,308.05
  4. Step 4: Simplify right side
    612,023.48x = 312,788,120,440.17
  5. Step 5: Solve for x
    x = 312,788,120,440.17/612,023.48
  6. Step 6: Final answer
    x = 511,072.10

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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.