Home / 403,276.20-604,223.10-262,962.60

Finding the Fourth Proportional to 403,276.20, 604,223.10 and 262,962.60

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Solution

The fourth proportional to 403,276.20, 604,223.10 and 262,962.60 is: 393,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,276.20 : 604,223.10 = 262,962.60 : x
  2. Step 2: Convert to fraction form
    403,276.20/604,223.10 = 262,962.60/x
  3. Step 3: Cross multiply
    403,276.20x = 604,223.10 × 262,962.60
  4. Step 4: Simplify right side
    403,276.20x = 158,888,077,356.06
  5. Step 5: Solve for x
    x = 158,888,077,356.06/403,276.20
  6. Step 6: Final answer
    x = 393,993.19

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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.