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Finding the Fourth Proportional to 413,495.53, 570,685.53 and 252,443.95

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Solution

The fourth proportional to 413,495.53, 570,685.53 and 252,443.95 is: 348,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,495.53 : 570,685.53 = 252,443.95 : x
  2. Step 2: Convert to fraction form
    413,495.53/570,685.53 = 252,443.95/x
  3. Step 3: Cross multiply
    413,495.53x = 570,685.53 × 252,443.95
  4. Step 4: Simplify right side
    413,495.53x = 144,066,109,401.04
  5. Step 5: Solve for x
    x = 144,066,109,401.04/413,495.53
  6. Step 6: Final answer
    x = 348,410.32

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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.