Home / 687,980.64-1,032,094.94-283,101.33

Finding the Fourth Proportional to 687,980.64, 1,032,094.94 and 283,101.33

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Solution

The fourth proportional to 687,980.64, 1,032,094.94 and 283,101.33 is: 424,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,980.64 : 1,032,094.94 = 283,101.33 : x
  2. Step 2: Convert to fraction form
    687,980.64/1,032,094.94 = 283,101.33/x
  3. Step 3: Cross multiply
    687,980.64x = 1,032,094.94 × 283,101.33
  4. Step 4: Simplify right side
    687,980.64x = 292,187,448,784.76
  5. Step 5: Solve for x
    x = 292,187,448,784.76/687,980.64
  6. Step 6: Final answer
    x = 424,703.01

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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.