Home / 788,124.51-1,182,352.80-255,604.02

Finding the Fourth Proportional to 788,124.51, 1,182,352.80 and 255,604.02

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Solution

The fourth proportional to 788,124.51, 1,182,352.80 and 255,604.02 is: 383,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,124.51 : 1,182,352.80 = 255,604.02 : x
  2. Step 2: Convert to fraction form
    788,124.51/1,182,352.80 = 255,604.02/x
  3. Step 3: Cross multiply
    788,124.51x = 1,182,352.80 × 255,604.02
  4. Step 4: Simplify right side
    788,124.51x = 302,214,128,738.26
  5. Step 5: Solve for x
    x = 302,214,128,738.26/788,124.51
  6. Step 6: Final answer
    x = 383,459.88

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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.