Home / 648,276.48-894,683.64-361,823.22

Finding the Fourth Proportional to 648,276.48, 894,683.64 and 361,823.22

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Solution

The fourth proportional to 648,276.48, 894,683.64 and 361,823.22 is: 499,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,276.48 : 894,683.64 = 361,823.22 : x
  2. Step 2: Convert to fraction form
    648,276.48/894,683.64 = 361,823.22/x
  3. Step 3: Cross multiply
    648,276.48x = 894,683.64 × 361,823.22
  4. Step 4: Simplify right side
    648,276.48x = 323,717,315,506.12
  5. Step 5: Solve for x
    x = 323,717,315,506.12/648,276.48
  6. Step 6: Final answer
    x = 499,350.70

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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.