Home / 777,962.60-1,166,943.90-304,490.60

Finding the Fourth Proportional to 777,962.60, 1,166,943.90 and 304,490.60

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Solution

The fourth proportional to 777,962.60, 1,166,943.90 and 304,490.60 is: 456,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,962.60 : 1,166,943.90 = 304,490.60 : x
  2. Step 2: Convert to fraction form
    777,962.60/1,166,943.90 = 304,490.60/x
  3. Step 3: Cross multiply
    777,962.60x = 1,166,943.90 × 304,490.60
  4. Step 4: Simplify right side
    777,962.60x = 355,323,448,277.34
  5. Step 5: Solve for x
    x = 355,323,448,277.34/777,962.60
  6. Step 6: Final answer
    x = 456,735.90

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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.