Home / 684,178.50-1,026,301.77-484,724.10

Finding the Fourth Proportional to 684,178.50, 1,026,301.77 and 484,724.10

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Solution

The fourth proportional to 684,178.50, 1,026,301.77 and 484,724.10 is: 727,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,178.50 : 1,026,301.77 = 484,724.10 : x
  2. Step 2: Convert to fraction form
    684,178.50/1,026,301.77 = 484,724.10/x
  3. Step 3: Cross multiply
    684,178.50x = 1,026,301.77 × 484,724.10
  4. Step 4: Simplify right side
    684,178.50x = 497,473,201,791.66
  5. Step 5: Solve for x
    x = 497,473,201,791.66/684,178.50
  6. Step 6: Final answer
    x = 727,110.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.