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Finding the Fourth Proportional to 952,225.02, 1,312,434 and 907,380.54

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Solution

The fourth proportional to 952,225.02, 1,312,434 and 907,380.54 is: 1,250,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,225.02 : 1,312,434 = 907,380.54 : x
  2. Step 2: Convert to fraction form
    952,225.02/1,312,434 = 907,380.54/x
  3. Step 3: Cross multiply
    952,225.02x = 1,312,434 × 907,380.54
  4. Step 4: Simplify right side
    952,225.02x = 1,190,877,071,634.36
  5. Step 5: Solve for x
    x = 1,190,877,071,634.36/952,225.02
  6. Step 6: Final answer
    x = 1,250,625.69

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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.