Home / 558,979.23-771,352.41-317,266.74

Finding the Fourth Proportional to 558,979.23, 771,352.41 and 317,266.74

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Solution

The fourth proportional to 558,979.23, 771,352.41 and 317,266.74 is: 437,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,979.23 : 771,352.41 = 317,266.74 : x
  2. Step 2: Convert to fraction form
    558,979.23/771,352.41 = 317,266.74/x
  3. Step 3: Cross multiply
    558,979.23x = 771,352.41 × 317,266.74
  4. Step 4: Simplify right side
    558,979.23x = 244,724,464,511.84
  5. Step 5: Solve for x
    x = 244,724,464,511.84/558,979.23
  6. Step 6: Final answer
    x = 437,806.01

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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.