Home / 961,045.34-1,326,270.26-531,353.21

Finding the Fourth Proportional to 961,045.34, 1,326,270.26 and 531,353.21

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Solution

The fourth proportional to 961,045.34, 1,326,270.26 and 531,353.21 is: 733,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,045.34 : 1,326,270.26 = 531,353.21 : x
  2. Step 2: Convert to fraction form
    961,045.34/1,326,270.26 = 531,353.21/x
  3. Step 3: Cross multiply
    961,045.34x = 1,326,270.26 × 531,353.21
  4. Step 4: Simplify right side
    961,045.34x = 704,717,957,321.77
  5. Step 5: Solve for x
    x = 704,717,957,321.77/961,045.34
  6. Step 6: Final answer
    x = 733,282.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.