Home / 286,460.07-431,403.83-260,922.52

Finding the Fourth Proportional to 286,460.07, 431,403.83 and 260,922.52

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Solution

The fourth proportional to 286,460.07, 431,403.83 and 260,922.52 is: 392,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,460.07 : 431,403.83 = 260,922.52 : x
  2. Step 2: Convert to fraction form
    286,460.07/431,403.83 = 260,922.52/x
  3. Step 3: Cross multiply
    286,460.07x = 431,403.83 × 260,922.52
  4. Step 4: Simplify right side
    286,460.07x = 112,562,974,461.25
  5. Step 5: Solve for x
    x = 112,562,974,461.25/286,460.07
  6. Step 6: Final answer
    x = 392,944.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.