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Finding the Fourth Proportional to 574,070.91, 792,327.51 and 380,136.57

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Solution

The fourth proportional to 574,070.91, 792,327.51 and 380,136.57 is: 524,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,070.91 : 792,327.51 = 380,136.57 : x
  2. Step 2: Convert to fraction form
    574,070.91/792,327.51 = 380,136.57/x
  3. Step 3: Cross multiply
    574,070.91x = 792,327.51 × 380,136.57
  4. Step 4: Simplify right side
    574,070.91x = 301,192,661,968.04
  5. Step 5: Solve for x
    x = 301,192,661,968.04/574,070.91
  6. Step 6: Final answer
    x = 524,661.08

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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.