Home / 899,520.96-1,241,155.80-536,828.88

Finding the Fourth Proportional to 899,520.96, 1,241,155.80 and 536,828.88

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Solution

The fourth proportional to 899,520.96, 1,241,155.80 and 536,828.88 is: 740,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,520.96 : 1,241,155.80 = 536,828.88 : x
  2. Step 2: Convert to fraction form
    899,520.96/1,241,155.80 = 536,828.88/x
  3. Step 3: Cross multiply
    899,520.96x = 1,241,155.80 × 536,828.88
  4. Step 4: Simplify right side
    899,520.96x = 666,288,278,019.50
  5. Step 5: Solve for x
    x = 666,288,278,019.50/899,520.96
  6. Step 6: Final answer
    x = 740,714.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.