Home / 468,212.85-646,136.01-264,272.40

Finding the Fourth Proportional to 468,212.85, 646,136.01 and 264,272.40

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Solution

The fourth proportional to 468,212.85, 646,136.01 and 264,272.40 is: 364,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,212.85 : 646,136.01 = 264,272.40 : x
  2. Step 2: Convert to fraction form
    468,212.85/646,136.01 = 264,272.40/x
  3. Step 3: Cross multiply
    468,212.85x = 646,136.01 × 264,272.40
  4. Step 4: Simplify right side
    468,212.85x = 170,755,914,089.12
  5. Step 5: Solve for x
    x = 170,755,914,089.12/468,212.85
  6. Step 6: Final answer
    x = 364,697.20

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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.