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Finding the Fourth Proportional to 450,504.72, 621,690.93 and 246,554.82

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Solution

The fourth proportional to 450,504.72, 621,690.93 and 246,554.82 is: 340,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,504.72 : 621,690.93 = 246,554.82 : x
  2. Step 2: Convert to fraction form
    450,504.72/621,690.93 = 246,554.82/x
  3. Step 3: Cross multiply
    450,504.72x = 621,690.93 × 246,554.82
  4. Step 4: Simplify right side
    450,504.72x = 153,280,895,341.78
  5. Step 5: Solve for x
    x = 153,280,895,341.78/450,504.72
  6. Step 6: Final answer
    x = 340,242.60

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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.