Home / 947,913.30-1,421,826.21-237,925.62

Finding the Fourth Proportional to 947,913.30, 1,421,826.21 and 237,925.62

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Solution

The fourth proportional to 947,913.30, 1,421,826.21 and 237,925.62 is: 356,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,913.30 : 1,421,826.21 = 237,925.62 : x
  2. Step 2: Convert to fraction form
    947,913.30/1,421,826.21 = 237,925.62/x
  3. Step 3: Cross multiply
    947,913.30x = 1,421,826.21 × 237,925.62
  4. Step 4: Simplify right side
    947,913.30x = 338,288,882,546.50
  5. Step 5: Solve for x
    x = 338,288,882,546.50/947,913.30
  6. Step 6: Final answer
    x = 356,877.45

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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.