Home / 694,362.60-1,039,211.10-484,410.60

Finding the Fourth Proportional to 694,362.60, 1,039,211.10 and 484,410.60

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Solution

The fourth proportional to 694,362.60, 1,039,211.10 and 484,410.60 is: 724,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,362.60 : 1,039,211.10 = 484,410.60 : x
  2. Step 2: Convert to fraction form
    694,362.60/1,039,211.10 = 484,410.60/x
  3. Step 3: Cross multiply
    694,362.60x = 1,039,211.10 × 484,410.60
  4. Step 4: Simplify right side
    694,362.60x = 503,404,872,477.66
  5. Step 5: Solve for x
    x = 503,404,872,477.66/694,362.60
  6. Step 6: Final answer
    x = 724,988.46

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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.