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Finding the Fourth Proportional to 607,849.10, 910,570.80 and 533,053.70

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Solution

The fourth proportional to 607,849.10, 910,570.80 and 533,053.70 is: 798,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,849.10 : 910,570.80 = 533,053.70 : x
  2. Step 2: Convert to fraction form
    607,849.10/910,570.80 = 533,053.70/x
  3. Step 3: Cross multiply
    607,849.10x = 910,570.80 × 533,053.70
  4. Step 4: Simplify right side
    607,849.10x = 485,383,134,051.96
  5. Step 5: Solve for x
    x = 485,383,134,051.96/607,849.10
  6. Step 6: Final answer
    x = 798,525.71

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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.