Home / 873,529.71-1,310,609.85-304,994.55

Finding the Fourth Proportional to 873,529.71, 1,310,609.85 and 304,994.55

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Solution

The fourth proportional to 873,529.71, 1,310,609.85 and 304,994.55 is: 457,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,529.71 : 1,310,609.85 = 304,994.55 : x
  2. Step 2: Convert to fraction form
    873,529.71/1,310,609.85 = 304,994.55/x
  3. Step 3: Cross multiply
    873,529.71x = 1,310,609.85 × 304,994.55
  4. Step 4: Simplify right side
    873,529.71x = 399,728,865,685.50
  5. Step 5: Solve for x
    x = 399,728,865,685.50/873,529.71
  6. Step 6: Final answer
    x = 457,601.91

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1.5x scale

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.