Home / 756,138.04-1,132,339.60-563,550.72

Finding the Fourth Proportional to 756,138.04, 1,132,339.60 and 563,550.72

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Solution

The fourth proportional to 756,138.04, 1,132,339.60 and 563,550.72 is: 843,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,138.04 : 1,132,339.60 = 563,550.72 : x
  2. Step 2: Convert to fraction form
    756,138.04/1,132,339.60 = 563,550.72/x
  3. Step 3: Cross multiply
    756,138.04x = 1,132,339.60 × 563,550.72
  4. Step 4: Simplify right side
    756,138.04x = 638,130,793,322.68
  5. Step 5: Solve for x
    x = 638,130,793,322.68/756,138.04
  6. Step 6: Final answer
    x = 843,934.26

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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.