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Finding the Fourth Proportional to 341,083.94, 470,739.46 and 283,624.42

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Solution

The fourth proportional to 341,083.94, 470,739.46 and 283,624.42 is: 391,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,083.94 : 470,739.46 = 283,624.42 : x
  2. Step 2: Convert to fraction form
    341,083.94/470,739.46 = 283,624.42/x
  3. Step 3: Cross multiply
    341,083.94x = 470,739.46 × 283,624.42
  4. Step 4: Simplify right side
    341,083.94x = 133,513,206,313.61
  5. Step 5: Solve for x
    x = 133,513,206,313.61/341,083.94
  6. Step 6: Final answer
    x = 391,437.97

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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.