Home / 725,224.14-1,000,802.08-402,927.30

Finding the Fourth Proportional to 725,224.14, 1,000,802.08 and 402,927.30

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Solution

The fourth proportional to 725,224.14, 1,000,802.08 and 402,927.30 is: 556,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,224.14 : 1,000,802.08 = 402,927.30 : x
  2. Step 2: Convert to fraction form
    725,224.14/1,000,802.08 = 402,927.30/x
  3. Step 3: Cross multiply
    725,224.14x = 1,000,802.08 × 402,927.30
  4. Step 4: Simplify right side
    725,224.14x = 403,250,479,928.78
  5. Step 5: Solve for x
    x = 403,250,479,928.78/725,224.14
  6. Step 6: Final answer
    x = 556,035.66

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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.