Home / 961,360.23-1,326,276.40-553,364.44

Finding the Fourth Proportional to 961,360.23, 1,326,276.40 and 553,364.44

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Solution

The fourth proportional to 961,360.23, 1,326,276.40 and 553,364.44 is: 763,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,360.23 : 1,326,276.40 = 553,364.44 : x
  2. Step 2: Convert to fraction form
    961,360.23/1,326,276.40 = 553,364.44/x
  3. Step 3: Cross multiply
    961,360.23x = 1,326,276.40 × 553,364.44
  4. Step 4: Simplify right side
    961,360.23x = 733,914,197,371.22
  5. Step 5: Solve for x
    x = 733,914,197,371.22/961,360.23
  6. Step 6: Final answer
    x = 763,412.27

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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.