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Finding the Fourth Proportional to 452,275.40, 624,111.77 and 248,325.01

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Solution

The fourth proportional to 452,275.40, 624,111.77 and 248,325.01 is: 342,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,275.40 : 624,111.77 = 248,325.01 : x
  2. Step 2: Convert to fraction form
    452,275.40/624,111.77 = 248,325.01/x
  3. Step 3: Cross multiply
    452,275.40x = 624,111.77 × 248,325.01
  4. Step 4: Simplify right side
    452,275.40x = 154,982,559,190.07
  5. Step 5: Solve for x
    x = 154,982,559,190.07/452,275.40
  6. Step 6: Final answer
    x = 342,672.98

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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.