Home / 874,926.93-1,312,573.47-369,489.36

Finding the Fourth Proportional to 874,926.93, 1,312,573.47 and 369,489.36

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Solution

The fourth proportional to 874,926.93, 1,312,573.47 and 369,489.36 is: 554,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,926.93 : 1,312,573.47 = 369,489.36 : x
  2. Step 2: Convert to fraction form
    874,926.93/1,312,573.47 = 369,489.36/x
  3. Step 3: Cross multiply
    874,926.93x = 1,312,573.47 × 369,489.36
  4. Step 4: Simplify right side
    874,926.93x = 484,981,931,383.28
  5. Step 5: Solve for x
    x = 484,981,931,383.28/874,926.93
  6. Step 6: Final answer
    x = 554,311.35

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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.