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Finding the Fourth Proportional to 373,030.17, 514,782.27 and 203,264.28

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Solution

The fourth proportional to 373,030.17, 514,782.27 and 203,264.28 is: 280,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,030.17 : 514,782.27 = 203,264.28 : x
  2. Step 2: Convert to fraction form
    373,030.17/514,782.27 = 203,264.28/x
  3. Step 3: Cross multiply
    373,030.17x = 514,782.27 × 203,264.28
  4. Step 4: Simplify right side
    373,030.17x = 104,636,847,468.32
  5. Step 5: Solve for x
    x = 104,636,847,468.32/373,030.17
  6. Step 6: Final answer
    x = 280,505.05

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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.