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Finding the Fourth Proportional to 583,016.52, 874,658.70 and 302,471.40

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Solution

The fourth proportional to 583,016.52, 874,658.70 and 302,471.40 is: 453,776.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,016.52 : 874,658.70 = 302,471.40 : x
  2. Step 2: Convert to fraction form
    583,016.52/874,658.70 = 302,471.40/x
  3. Step 3: Cross multiply
    583,016.52x = 874,658.70 × 302,471.40
  4. Step 4: Simplify right side
    583,016.52x = 264,559,241,511.18
  5. Step 5: Solve for x
    x = 264,559,241,511.18/583,016.52
  6. Step 6: Final answer
    x = 453,776.58

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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.