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Finding the Fourth Proportional to 461,363.02, 636,681.48 and 270,376.60

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Solution

The fourth proportional to 461,363.02, 636,681.48 and 270,376.60 is: 373,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,363.02 : 636,681.48 = 270,376.60 : x
  2. Step 2: Convert to fraction form
    461,363.02/636,681.48 = 270,376.60/x
  3. Step 3: Cross multiply
    461,363.02x = 636,681.48 × 270,376.60
  4. Step 4: Simplify right side
    461,363.02x = 172,143,773,845.37
  5. Step 5: Solve for x
    x = 172,143,773,845.37/461,363.02
  6. Step 6: Final answer
    x = 373,120.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.