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Finding the Fourth Proportional to 452,647.32, 624,663.78 and 248,710.98

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Solution

The fourth proportional to 452,647.32, 624,663.78 and 248,710.98 is: 343,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,647.32 : 624,663.78 = 248,710.98 : x
  2. Step 2: Convert to fraction form
    452,647.32/624,663.78 = 248,710.98/x
  3. Step 3: Cross multiply
    452,647.32x = 624,663.78 × 248,710.98
  4. Step 4: Simplify right side
    452,647.32x = 155,360,740,894.30
  5. Step 5: Solve for x
    x = 155,360,740,894.30/452,647.32
  6. Step 6: Final answer
    x = 343,226.91

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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.