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Finding the Fourth Proportional to 564,666.90, 846,820.53 and 185,499.63

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Solution

The fourth proportional to 564,666.90, 846,820.53 and 185,499.63 is: 278,190.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,666.90 : 846,820.53 = 185,499.63 : x
  2. Step 2: Convert to fraction form
    564,666.90/846,820.53 = 185,499.63/x
  3. Step 3: Cross multiply
    564,666.90x = 846,820.53 × 185,499.63
  4. Step 4: Simplify right side
    564,666.90x = 157,084,894,991.40
  5. Step 5: Solve for x
    x = 157,084,894,991.40/564,666.90
  6. Step 6: Final answer
    x = 278,190.37

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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.