Home / 816,061.15-1,224,090.78-283,582.23

Finding the Fourth Proportional to 816,061.15, 1,224,090.78 and 283,582.23

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Solution

The fourth proportional to 816,061.15, 1,224,090.78 and 283,582.23 is: 425,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,061.15 : 1,224,090.78 = 283,582.23 : x
  2. Step 2: Convert to fraction form
    816,061.15/1,224,090.78 = 283,582.23/x
  3. Step 3: Cross multiply
    816,061.15x = 1,224,090.78 × 283,582.23
  4. Step 4: Simplify right side
    816,061.15x = 347,130,393,114.84
  5. Step 5: Solve for x
    x = 347,130,393,114.84/816,061.15
  6. Step 6: Final answer
    x = 425,373.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.