Home / 673,992.90-1,011,283.38-358,079.94

Finding the Fourth Proportional to 673,992.90, 1,011,283.38 and 358,079.94

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Solution

The fourth proportional to 673,992.90, 1,011,283.38 and 358,079.94 is: 537,276.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,992.90 : 1,011,283.38 = 358,079.94 : x
  2. Step 2: Convert to fraction form
    673,992.90/1,011,283.38 = 358,079.94/x
  3. Step 3: Cross multiply
    673,992.90x = 1,011,283.38 × 358,079.94
  4. Step 4: Simplify right side
    673,992.90x = 362,120,292,033.40
  5. Step 5: Solve for x
    x = 362,120,292,033.40/673,992.90
  6. Step 6: Final answer
    x = 537,276.12

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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.