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Finding the Fourth Proportional to 615,537.29, 849,086.55 and 370,352.12

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Solution

The fourth proportional to 615,537.29, 849,086.55 and 370,352.12 is: 510,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,537.29 : 849,086.55 = 370,352.12 : x
  2. Step 2: Convert to fraction form
    615,537.29/849,086.55 = 370,352.12/x
  3. Step 3: Cross multiply
    615,537.29x = 849,086.55 × 370,352.12
  4. Step 4: Simplify right side
    615,537.29x = 314,460,999,610.55
  5. Step 5: Solve for x
    x = 314,460,999,610.55/615,537.29
  6. Step 6: Final answer
    x = 510,872.38

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1.5x scale

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.