Home / 725,333.84-1,000,947.44-403,038.08

Finding the Fourth Proportional to 725,333.84, 1,000,947.44 and 403,038.08

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Solution

The fourth proportional to 725,333.84, 1,000,947.44 and 403,038.08 is: 556,185.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,333.84 : 1,000,947.44 = 403,038.08 : x
  2. Step 2: Convert to fraction form
    725,333.84/1,000,947.44 = 403,038.08/x
  3. Step 3: Cross multiply
    725,333.84x = 1,000,947.44 × 403,038.08
  4. Step 4: Simplify right side
    725,333.84x = 403,419,934,398.52
  5. Step 5: Solve for x
    x = 403,419,934,398.52/725,333.84
  6. Step 6: Final answer
    x = 556,185.18

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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.