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Finding the Fourth Proportional to 452,598.19, 624,582.90 and 248,644.72

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Solution

The fourth proportional to 452,598.19, 624,582.90 and 248,644.72 is: 343,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,598.19 : 624,582.90 = 248,644.72 : x
  2. Step 2: Convert to fraction form
    452,598.19/624,582.90 = 248,644.72/x
  3. Step 3: Cross multiply
    452,598.19x = 624,582.90 × 248,644.72
  4. Step 4: Simplify right side
    452,598.19x = 155,299,240,287.29
  5. Step 5: Solve for x
    x = 155,299,240,287.29/452,598.19
  6. Step 6: Final answer
    x = 343,128.28

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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.