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Finding the Fourth Proportional to 210,666.70, 316,000.05 and 184,422.70

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Solution

The fourth proportional to 210,666.70, 316,000.05 and 184,422.70 is: 276,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,666.70 : 316,000.05 = 184,422.70 : x
  2. Step 2: Convert to fraction form
    210,666.70/316,000.05 = 184,422.70/x
  3. Step 3: Cross multiply
    210,666.70x = 316,000.05 × 184,422.70
  4. Step 4: Simplify right side
    210,666.70x = 58,277,582,421.14
  5. Step 5: Solve for x
    x = 58,277,582,421.14/210,666.70
  6. Step 6: Final answer
    x = 276,634.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.