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Finding the Fourth Proportional to 468,462.69, 646,473.15 and 253,598.04

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Solution

The fourth proportional to 468,462.69, 646,473.15 and 253,598.04 is: 349,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,462.69 : 646,473.15 = 253,598.04 : x
  2. Step 2: Convert to fraction form
    468,462.69/646,473.15 = 253,598.04/x
  3. Step 3: Cross multiply
    468,462.69x = 646,473.15 × 253,598.04
  4. Step 4: Simplify right side
    468,462.69x = 163,944,323,752.63
  5. Step 5: Solve for x
    x = 163,944,323,752.63/468,462.69
  6. Step 6: Final answer
    x = 349,962.39

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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.