Home / 788,646.89-1,182,970.40-451,450.02

Finding the Fourth Proportional to 788,646.89, 1,182,970.40 and 451,450.02

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Solution

The fourth proportional to 788,646.89, 1,182,970.40 and 451,450.02 is: 677,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,646.89 : 1,182,970.40 = 451,450.02 : x
  2. Step 2: Convert to fraction form
    788,646.89/1,182,970.40 = 451,450.02/x
  3. Step 3: Cross multiply
    788,646.89x = 1,182,970.40 × 451,450.02
  4. Step 4: Simplify right side
    788,646.89x = 534,052,012,940.33
  5. Step 5: Solve for x
    x = 534,052,012,940.33/788,646.89
  6. Step 6: Final answer
    x = 677,175.07

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1.5x scale

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.