Home / 581,627.10-802,637.56-326,978.22

Finding the Fourth Proportional to 581,627.10, 802,637.56 and 326,978.22

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Solution

The fourth proportional to 581,627.10, 802,637.56 and 326,978.22 is: 451,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,627.10 : 802,637.56 = 326,978.22 : x
  2. Step 2: Convert to fraction form
    581,627.10/802,637.56 = 326,978.22/x
  3. Step 3: Cross multiply
    581,627.10x = 802,637.56 × 326,978.22
  4. Step 4: Simplify right side
    581,627.10x = 262,445,000,673.94
  5. Step 5: Solve for x
    x = 262,445,000,673.94/581,627.10
  6. Step 6: Final answer
    x = 451,225.54

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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.