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Finding the Fourth Proportional to 544,000.82, 750,218.81 and 339,986.52

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Solution

The fourth proportional to 544,000.82, 750,218.81 and 339,986.52 is: 468,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,000.82 : 750,218.81 = 339,986.52 : x
  2. Step 2: Convert to fraction form
    544,000.82/750,218.81 = 339,986.52/x
  3. Step 3: Cross multiply
    544,000.82x = 750,218.81 × 339,986.52
  4. Step 4: Simplify right side
    544,000.82x = 255,064,280,750.51
  5. Step 5: Solve for x
    x = 255,064,280,750.51/544,000.82
  6. Step 6: Final answer
    x = 468,867.46

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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.