Home / 583,072.52-804,642.90-328,427.72

Finding the Fourth Proportional to 583,072.52, 804,642.90 and 328,427.72

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Solution

The fourth proportional to 583,072.52, 804,642.90 and 328,427.72 is: 453,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,072.52 : 804,642.90 = 328,427.72 : x
  2. Step 2: Convert to fraction form
    583,072.52/804,642.90 = 328,427.72/x
  3. Step 3: Cross multiply
    583,072.52x = 804,642.90 × 328,427.72
  4. Step 4: Simplify right side
    583,072.52x = 264,267,033,061.19
  5. Step 5: Solve for x
    x = 264,267,033,061.19/583,072.52
  6. Step 6: Final answer
    x = 453,231.84

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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.