Home / 918,117.00-1,267,032.22-510,236.03

Finding the Fourth Proportional to 918,117.00, 1,267,032.22 and 510,236.03

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Solution

The fourth proportional to 918,117.00, 1,267,032.22 and 510,236.03 is: 704,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,117.00 : 1,267,032.22 = 510,236.03 : x
  2. Step 2: Convert to fraction form
    918,117.00/1,267,032.22 = 510,236.03/x
  3. Step 3: Cross multiply
    918,117.00x = 1,267,032.22 × 510,236.03
  4. Step 4: Simplify right side
    918,117.00x = 646,485,489,825.58
  5. Step 5: Solve for x
    x = 646,485,489,825.58/918,117.00
  6. Step 6: Final answer
    x = 704,142.82

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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.