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Finding the Fourth Proportional to 452,533.48, 675,492.05 and 419,640.04

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Solution

The fourth proportional to 452,533.48, 675,492.05 and 419,640.04 is: 626,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,533.48 : 675,492.05 = 419,640.04 : x
  2. Step 2: Convert to fraction form
    452,533.48/675,492.05 = 419,640.04/x
  3. Step 3: Cross multiply
    452,533.48x = 675,492.05 × 419,640.04
  4. Step 4: Simplify right side
    452,533.48x = 283,463,510,881.68
  5. Step 5: Solve for x
    x = 283,463,510,881.68/452,533.48
  6. Step 6: Final answer
    x = 626,392.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.