Home / 800,312.90-1,104,467.18-460,890.50

Finding the Fourth Proportional to 800,312.90, 1,104,467.18 and 460,890.50

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Solution

The fourth proportional to 800,312.90, 1,104,467.18 and 460,890.50 is: 636,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,312.90 : 1,104,467.18 = 460,890.50 : x
  2. Step 2: Convert to fraction form
    800,312.90/1,104,467.18 = 460,890.50/x
  3. Step 3: Cross multiply
    800,312.90x = 1,104,467.18 × 460,890.50
  4. Step 4: Simplify right side
    800,312.90x = 509,038,430,823.79
  5. Step 5: Solve for x
    x = 509,038,430,823.79/800,312.90
  6. Step 6: Final answer
    x = 636,049.26

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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.