Home / 756,724.56-1,044,279.56-434,455.44

Finding the Fourth Proportional to 756,724.56, 1,044,279.56 and 434,455.44

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Solution

The fourth proportional to 756,724.56, 1,044,279.56 and 434,455.44 is: 599,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,724.56 : 1,044,279.56 = 434,455.44 : x
  2. Step 2: Convert to fraction form
    756,724.56/1,044,279.56 = 434,455.44/x
  3. Step 3: Cross multiply
    756,724.56x = 1,044,279.56 × 434,455.44
  4. Step 4: Simplify right side
    756,724.56x = 453,692,935,722.81
  5. Step 5: Solve for x
    x = 453,692,935,722.81/756,724.56
  6. Step 6: Final answer
    x = 599,548.32

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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.