Home / 882,373.56-1,217,631.06-500,435.88

Finding the Fourth Proportional to 882,373.56, 1,217,631.06 and 500,435.88

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Solution

The fourth proportional to 882,373.56, 1,217,631.06 and 500,435.88 is: 690,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,373.56 : 1,217,631.06 = 500,435.88 : x
  2. Step 2: Convert to fraction form
    882,373.56/1,217,631.06 = 500,435.88/x
  3. Step 3: Cross multiply
    882,373.56x = 1,217,631.06 × 500,435.88
  4. Step 4: Simplify right side
    882,373.56x = 609,346,271,026.43
  5. Step 5: Solve for x
    x = 609,346,271,026.43/882,373.56
  6. Step 6: Final answer
    x = 690,576.30

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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.