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Finding the Fourth Proportional to 242,624.84, 362,655.25 and 210,782.12

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Solution

The fourth proportional to 242,624.84, 362,655.25 and 210,782.12 is: 315,059.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,624.84 : 362,655.25 = 210,782.12 : x
  2. Step 2: Convert to fraction form
    242,624.84/362,655.25 = 210,782.12/x
  3. Step 3: Cross multiply
    242,624.84x = 362,655.25 × 210,782.12
  4. Step 4: Simplify right side
    242,624.84x = 76,441,242,424.13
  5. Step 5: Solve for x
    x = 76,441,242,424.13/242,624.84
  6. Step 6: Final answer
    x = 315,059.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.