Home / 450,367.02-621,492.48-269,038.26

Finding the Fourth Proportional to 450,367.02, 621,492.48 and 269,038.26

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Solution

The fourth proportional to 450,367.02, 621,492.48 and 269,038.26 is: 371,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,367.02 : 621,492.48 = 269,038.26 : x
  2. Step 2: Convert to fraction form
    450,367.02/621,492.48 = 269,038.26/x
  3. Step 3: Cross multiply
    450,367.02x = 621,492.48 × 269,038.26
  4. Step 4: Simplify right side
    450,367.02x = 167,205,255,422.29
  5. Step 5: Solve for x
    x = 167,205,255,422.29/450,367.02
  6. Step 6: Final answer
    x = 371,264.43

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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.