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Finding the Fourth Proportional to 452,012.01, 623,770.74 and 248,064.81

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Solution

The fourth proportional to 452,012.01, 623,770.74 and 248,064.81 is: 342,326.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,012.01 : 623,770.74 = 248,064.81 : x
  2. Step 2: Convert to fraction form
    452,012.01/623,770.74 = 248,064.81/x
  3. Step 3: Cross multiply
    452,012.01x = 623,770.74 × 248,064.81
  4. Step 4: Simplify right side
    452,012.01x = 154,735,570,101.66
  5. Step 5: Solve for x
    x = 154,735,570,101.66/452,012.01
  6. Step 6: Final answer
    x = 342,326.24

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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.