Home / 760,916.33-1,141,105.23-221,060.28

Finding the Fourth Proportional to 760,916.33, 1,141,105.23 and 221,060.28

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Solution

The fourth proportional to 760,916.33, 1,141,105.23 and 221,060.28 is: 331,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,916.33 : 1,141,105.23 = 221,060.28 : x
  2. Step 2: Convert to fraction form
    760,916.33/1,141,105.23 = 221,060.28/x
  3. Step 3: Cross multiply
    760,916.33x = 1,141,105.23 × 221,060.28
  4. Step 4: Simplify right side
    760,916.33x = 252,253,041,653.26
  5. Step 5: Solve for x
    x = 252,253,041,653.26/760,916.33
  6. Step 6: Final answer
    x = 331,512.20

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1.5x scale

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.