Home / 920,662.66-1,380,108.22-471,595.01

Finding the Fourth Proportional to 920,662.66, 1,380,108.22 and 471,595.01

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Solution

The fourth proportional to 920,662.66, 1,380,108.22 and 471,595.01 is: 706,938.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,662.66 : 1,380,108.22 = 471,595.01 : x
  2. Step 2: Convert to fraction form
    920,662.66/1,380,108.22 = 471,595.01/x
  3. Step 3: Cross multiply
    920,662.66x = 1,380,108.22 × 471,595.01
  4. Step 4: Simplify right side
    920,662.66x = 650,852,152,148.28
  5. Step 5: Solve for x
    x = 650,852,152,148.28/920,662.66
  6. Step 6: Final answer
    x = 706,938.80

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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.