Home / 804,963.60-1,207,445.40-581,889.60

Finding the Fourth Proportional to 804,963.60, 1,207,445.40 and 581,889.60

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Solution

The fourth proportional to 804,963.60, 1,207,445.40 and 581,889.60 is: 872,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,963.60 : 1,207,445.40 = 581,889.60 : x
  2. Step 2: Convert to fraction form
    804,963.60/1,207,445.40 = 581,889.60/x
  3. Step 3: Cross multiply
    804,963.60x = 1,207,445.40 × 581,889.60
  4. Step 4: Simplify right side
    804,963.60x = 702,599,920,827.84
  5. Step 5: Solve for x
    x = 702,599,920,827.84/804,963.60
  6. Step 6: Final answer
    x = 872,834.40

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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.