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Finding the Fourth Proportional to 750,481.60, 1,035,662.88 and 410,946.88

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Solution

The fourth proportional to 750,481.60, 1,035,662.88 and 410,946.88 is: 567,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,481.60 : 1,035,662.88 = 410,946.88 : x
  2. Step 2: Convert to fraction form
    750,481.60/1,035,662.88 = 410,946.88/x
  3. Step 3: Cross multiply
    750,481.60x = 1,035,662.88 × 410,946.88
  4. Step 4: Simplify right side
    750,481.60x = 425,602,429,267.81
  5. Step 5: Solve for x
    x = 425,602,429,267.81/750,481.60
  6. Step 6: Final answer
    x = 567,105.75

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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.