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Finding the Fourth Proportional to 807,570.54, 1,114,447.41 and 468,235.62

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Solution

The fourth proportional to 807,570.54, 1,114,447.41 and 468,235.62 is: 646,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,570.54 : 1,114,447.41 = 468,235.62 : x
  2. Step 2: Convert to fraction form
    807,570.54/1,114,447.41 = 468,235.62/x
  3. Step 3: Cross multiply
    807,570.54x = 1,114,447.41 × 468,235.62
  4. Step 4: Simplify right side
    807,570.54x = 521,823,973,978.74
  5. Step 5: Solve for x
    x = 521,823,973,978.74/807,570.54
  6. Step 6: Final answer
    x = 646,165.19

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Double scale
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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.