Home / 899,930.50-1,241,930.01-497,548.42

Finding the Fourth Proportional to 899,930.50, 1,241,930.01 and 497,548.42

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Solution

The fourth proportional to 899,930.50, 1,241,930.01 and 497,548.42 is: 686,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,930.50 : 1,241,930.01 = 497,548.42 : x
  2. Step 2: Convert to fraction form
    899,930.50/1,241,930.01 = 497,548.42/x
  3. Step 3: Cross multiply
    899,930.50x = 1,241,930.01 × 497,548.42
  4. Step 4: Simplify right side
    899,930.50x = 617,920,314,226.08
  5. Step 5: Solve for x
    x = 617,920,314,226.08/899,930.50
  6. Step 6: Final answer
    x = 686,631.15

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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.