Home / 923,730.72-1,274,278.80-561,058.08

Finding the Fourth Proportional to 923,730.72, 1,274,278.80 and 561,058.08

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Solution

The fourth proportional to 923,730.72, 1,274,278.80 and 561,058.08 is: 773,974.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,730.72 : 1,274,278.80 = 561,058.08 : x
  2. Step 2: Convert to fraction form
    923,730.72/1,274,278.80 = 561,058.08/x
  3. Step 3: Cross multiply
    923,730.72x = 1,274,278.80 × 561,058.08
  4. Step 4: Simplify right side
    923,730.72x = 714,944,416,912.70
  5. Step 5: Solve for x
    x = 714,944,416,912.70/923,730.72
  6. Step 6: Final answer
    x = 773,974.93

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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.