Home / 625,015.46-937,870.66-305,171.24

Finding the Fourth Proportional to 625,015.46, 937,870.66 and 305,171.24

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Solution

The fourth proportional to 625,015.46, 937,870.66 and 305,171.24 is: 457,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,015.46 : 937,870.66 = 305,171.24 : x
  2. Step 2: Convert to fraction form
    625,015.46/937,870.66 = 305,171.24/x
  3. Step 3: Cross multiply
    625,015.46x = 937,870.66 × 305,171.24
  4. Step 4: Simplify right side
    625,015.46x = 286,211,152,271.82
  5. Step 5: Solve for x
    x = 286,211,152,271.82/625,015.46
  6. Step 6: Final answer
    x = 457,926.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.