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Finding the Fourth Proportional to 354,805.40, 532,208.10 and 333,810.20

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Solution

The fourth proportional to 354,805.40, 532,208.10 and 333,810.20 is: 500,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,805.40 : 532,208.10 = 333,810.20 : x
  2. Step 2: Convert to fraction form
    354,805.40/532,208.10 = 333,810.20/x
  3. Step 3: Cross multiply
    354,805.40x = 532,208.10 × 333,810.20
  4. Step 4: Simplify right side
    354,805.40x = 177,656,492,302.62
  5. Step 5: Solve for x
    x = 177,656,492,302.62/354,805.40
  6. Step 6: Final answer
    x = 500,715.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.