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Finding the Fourth Proportional to 452,858.76, 624,950.82 and 248,931.90

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Solution

The fourth proportional to 452,858.76, 624,950.82 and 248,931.90 is: 343,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,858.76 : 624,950.82 = 248,931.90 : x
  2. Step 2: Convert to fraction form
    452,858.76/624,950.82 = 248,931.90/x
  3. Step 3: Cross multiply
    452,858.76x = 624,950.82 × 248,931.90
  4. Step 4: Simplify right side
    452,858.76x = 155,570,195,029.16
  5. Step 5: Solve for x
    x = 155,570,195,029.16/452,858.76
  6. Step 6: Final answer
    x = 343,529.17

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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.