Home / 452,345.48-624,212.38-251,128.52

Finding the Fourth Proportional to 452,345.48, 624,212.38 and 251,128.52

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Solution

The fourth proportional to 452,345.48, 624,212.38 and 251,128.52 is: 346,543.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,345.48 : 624,212.38 = 251,128.52 : x
  2. Step 2: Convert to fraction form
    452,345.48/624,212.38 = 251,128.52/x
  3. Step 3: Cross multiply
    452,345.48x = 624,212.38 × 251,128.52
  4. Step 4: Simplify right side
    452,345.48x = 156,757,531,155.08
  5. Step 5: Solve for x
    x = 156,757,531,155.08/452,345.48
  6. Step 6: Final answer
    x = 346,543.82

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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.