Home / 961,080.64-1,326,176.64-531,303.04

Finding the Fourth Proportional to 961,080.64, 1,326,176.64 and 531,303.04

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Solution

The fourth proportional to 961,080.64, 1,326,176.64 and 531,303.04 is: 733,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,080.64 : 1,326,176.64 = 531,303.04 : x
  2. Step 2: Convert to fraction form
    961,080.64/1,326,176.64 = 531,303.04/x
  3. Step 3: Cross multiply
    961,080.64x = 1,326,176.64 × 531,303.04
  4. Step 4: Simplify right side
    961,080.64x = 704,601,680,408.99
  5. Step 5: Solve for x
    x = 704,601,680,408.99/961,080.64
  6. Step 6: Final answer
    x = 733,134.82

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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.