Home / 648,152.24-894,316.52-372,456.80

Finding the Fourth Proportional to 648,152.24, 894,316.52 and 372,456.80

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Solution

The fourth proportional to 648,152.24, 894,316.52 and 372,456.80 is: 513,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,152.24 : 894,316.52 = 372,456.80 : x
  2. Step 2: Convert to fraction form
    648,152.24/894,316.52 = 372,456.80/x
  3. Step 3: Cross multiply
    648,152.24x = 894,316.52 × 372,456.80
  4. Step 4: Simplify right side
    648,152.24x = 333,094,269,226.34
  5. Step 5: Solve for x
    x = 333,094,269,226.34/648,152.24
  6. Step 6: Final answer
    x = 513,913.63

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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.