Home / 759,612.50-1,048,222.68-415,380.14

Finding the Fourth Proportional to 759,612.50, 1,048,222.68 and 415,380.14

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Solution

The fourth proportional to 759,612.50, 1,048,222.68 and 415,380.14 is: 573,201.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,612.50 : 1,048,222.68 = 415,380.14 : x
  2. Step 2: Convert to fraction form
    759,612.50/1,048,222.68 = 415,380.14/x
  3. Step 3: Cross multiply
    759,612.50x = 1,048,222.68 × 415,380.14
  4. Step 4: Simplify right side
    759,612.50x = 435,410,883,569.58
  5. Step 5: Solve for x
    x = 435,410,883,569.58/759,612.50
  6. Step 6: Final answer
    x = 573,201.31

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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.