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Finding the Fourth Proportional to 302,525.30, 452,803.80 and 235,603.10

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Solution

The fourth proportional to 302,525.30, 452,803.80 and 235,603.10 is: 352,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,525.30 : 452,803.80 = 235,603.10 : x
  2. Step 2: Convert to fraction form
    302,525.30/452,803.80 = 235,603.10/x
  3. Step 3: Cross multiply
    302,525.30x = 452,803.80 × 235,603.10
  4. Step 4: Simplify right side
    302,525.30x = 106,681,978,971.78
  5. Step 5: Solve for x
    x = 106,681,978,971.78/302,525.30
  6. Step 6: Final answer
    x = 352,638.21

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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.