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Finding the Fourth Proportional to 452,772.42, 624,828.90 and 248,840.13

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Solution

The fourth proportional to 452,772.42, 624,828.90 and 248,840.13 is: 343,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,772.42 : 624,828.90 = 248,840.13 : x
  2. Step 2: Convert to fraction form
    452,772.42/624,828.90 = 248,840.13/x
  3. Step 3: Cross multiply
    452,772.42x = 624,828.90 × 248,840.13
  4. Step 4: Simplify right side
    452,772.42x = 155,482,507,980.02
  5. Step 5: Solve for x
    x = 155,482,507,980.02/452,772.42
  6. Step 6: Final answer
    x = 343,401.02

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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.