Home / 788,562.32-1,182,941.88-308,728.16

Finding the Fourth Proportional to 788,562.32, 1,182,941.88 and 308,728.16

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Solution

The fourth proportional to 788,562.32, 1,182,941.88 and 308,728.16 is: 463,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,562.32 : 1,182,941.88 = 308,728.16 : x
  2. Step 2: Convert to fraction form
    788,562.32/1,182,941.88 = 308,728.16/x
  3. Step 3: Cross multiply
    788,562.32x = 1,182,941.88 × 308,728.16
  4. Step 4: Simplify right side
    788,562.32x = 365,207,469,999.34
  5. Step 5: Solve for x
    x = 365,207,469,999.34/788,562.32
  6. Step 6: Final answer
    x = 463,130.76

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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.