Home / 673,246.90-1,009,368.15-406,951.30

Finding the Fourth Proportional to 673,246.90, 1,009,368.15 and 406,951.30

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Solution

The fourth proportional to 673,246.90, 1,009,368.15 and 406,951.30 is: 610,123.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,246.90 : 1,009,368.15 = 406,951.30 : x
  2. Step 2: Convert to fraction form
    673,246.90/1,009,368.15 = 406,951.30/x
  3. Step 3: Cross multiply
    673,246.90x = 1,009,368.15 × 406,951.30
  4. Step 4: Simplify right side
    673,246.90x = 410,763,680,821.10
  5. Step 5: Solve for x
    x = 410,763,680,821.10/673,246.90
  6. Step 6: Final answer
    x = 610,123.39

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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.