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Finding the Fourth Proportional to 544,208.90, 750,976.11 and 302,483.18

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Solution

The fourth proportional to 544,208.90, 750,976.11 and 302,483.18 is: 417,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,208.90 : 750,976.11 = 302,483.18 : x
  2. Step 2: Convert to fraction form
    544,208.90/750,976.11 = 302,483.18/x
  3. Step 3: Cross multiply
    544,208.90x = 750,976.11 × 302,483.18
  4. Step 4: Simplify right side
    544,208.90x = 227,157,641,856.83
  5. Step 5: Solve for x
    x = 227,157,641,856.83/544,208.90
  6. Step 6: Final answer
    x = 417,408.91

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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.