Home / 766,802.95-1,058,173.92-417,946.39

Finding the Fourth Proportional to 766,802.95, 1,058,173.92 and 417,946.39

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Solution

The fourth proportional to 766,802.95, 1,058,173.92 and 417,946.39 is: 576,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,802.95 : 1,058,173.92 = 417,946.39 : x
  2. Step 2: Convert to fraction form
    766,802.95/1,058,173.92 = 417,946.39/x
  3. Step 3: Cross multiply
    766,802.95x = 1,058,173.92 × 417,946.39
  4. Step 4: Simplify right side
    766,802.95x = 442,259,969,856.15
  5. Step 5: Solve for x
    x = 442,259,969,856.15/766,802.95
  6. Step 6: Final answer
    x = 576,758.31

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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.