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Finding the Fourth Proportional to 413,187.48, 570,534.84 and 336,717.81

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Solution

The fourth proportional to 413,187.48, 570,534.84 and 336,717.81 is: 464,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,187.48 : 570,534.84 = 336,717.81 : x
  2. Step 2: Convert to fraction form
    413,187.48/570,534.84 = 336,717.81/x
  3. Step 3: Cross multiply
    413,187.48x = 570,534.84 × 336,717.81
  4. Step 4: Simplify right side
    413,187.48x = 192,109,241,853.50
  5. Step 5: Solve for x
    x = 192,109,241,853.50/413,187.48
  6. Step 6: Final answer
    x = 464,944.49

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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.