Home / 963,315.12-1,445,447.48-451,014.90

Finding the Fourth Proportional to 963,315.12, 1,445,447.48 and 451,014.90

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Solution

The fourth proportional to 963,315.12, 1,445,447.48 and 451,014.90 is: 676,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,315.12 : 1,445,447.48 = 451,014.90 : x
  2. Step 2: Convert to fraction form
    963,315.12/1,445,447.48 = 451,014.90/x
  3. Step 3: Cross multiply
    963,315.12x = 1,445,447.48 × 451,014.90
  4. Step 4: Simplify right side
    963,315.12x = 651,918,342,971.95
  5. Step 5: Solve for x
    x = 651,918,342,971.95/963,315.12
  6. Step 6: Final answer
    x = 676,744.64

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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.