Home / 788,176.42-1,182,430.71-255,655.93

Finding the Fourth Proportional to 788,176.42, 1,182,430.71 and 255,655.93

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Solution

The fourth proportional to 788,176.42, 1,182,430.71 and 255,655.93 is: 383,537.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,176.42 : 1,182,430.71 = 255,655.93 : x
  2. Step 2: Convert to fraction form
    788,176.42/1,182,430.71 = 255,655.93/x
  3. Step 3: Cross multiply
    788,176.42x = 1,182,430.71 × 255,655.93
  4. Step 4: Simplify right side
    788,176.42x = 302,295,427,074.98
  5. Step 5: Solve for x
    x = 302,295,427,074.98/788,176.42
  6. Step 6: Final answer
    x = 383,537.77

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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.