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Finding the Fourth Proportional to 488,028.16, 732,514.88 and 235,486.23

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Solution

The fourth proportional to 488,028.16, 732,514.88 and 235,486.23 is: 353,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,028.16 : 732,514.88 = 235,486.23 : x
  2. Step 2: Convert to fraction form
    488,028.16/732,514.88 = 235,486.23/x
  3. Step 3: Cross multiply
    488,028.16x = 732,514.88 × 235,486.23
  4. Step 4: Simplify right side
    488,028.16x = 172,497,167,510.10
  5. Step 5: Solve for x
    x = 172,497,167,510.10/488,028.16
  6. Step 6: Final answer
    x = 353,457.41

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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.