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Finding the Fourth Proportional to 373,136.84, 556,840 and 333,275.12

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Solution

The fourth proportional to 373,136.84, 556,840 and 333,275.12 is: 497,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,136.84 : 556,840 = 333,275.12 : x
  2. Step 2: Convert to fraction form
    373,136.84/556,840 = 333,275.12/x
  3. Step 3: Cross multiply
    373,136.84x = 556,840 × 333,275.12
  4. Step 4: Simplify right side
    373,136.84x = 185,580,917,820.80
  5. Step 5: Solve for x
    x = 185,580,917,820.80/373,136.84
  6. Step 6: Final answer
    x = 497,353.51

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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.