Home / 671,638.10-1,006,823.73-334,359.50

Finding the Fourth Proportional to 671,638.10, 1,006,823.73 and 334,359.50

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Solution

The fourth proportional to 671,638.10, 1,006,823.73 and 334,359.50 is: 501,223.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,638.10 : 1,006,823.73 = 334,359.50 : x
  2. Step 2: Convert to fraction form
    671,638.10/1,006,823.73 = 334,359.50/x
  3. Step 3: Cross multiply
    671,638.10x = 1,006,823.73 × 334,359.50
  4. Step 4: Simplify right side
    671,638.10x = 336,641,078,950.94
  5. Step 5: Solve for x
    x = 336,641,078,950.94/671,638.10
  6. Step 6: Final answer
    x = 501,223.92

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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.