Home / 501,948.35-692,700.75-272,515.29

Finding the Fourth Proportional to 501,948.35, 692,700.75 and 272,515.29

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Solution

The fourth proportional to 501,948.35, 692,700.75 and 272,515.29 is: 376,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,948.35 : 692,700.75 = 272,515.29 : x
  2. Step 2: Convert to fraction form
    501,948.35/692,700.75 = 272,515.29/x
  3. Step 3: Cross multiply
    501,948.35x = 692,700.75 × 272,515.29
  4. Step 4: Simplify right side
    501,948.35x = 188,771,546,791.40
  5. Step 5: Solve for x
    x = 188,771,546,791.40/501,948.35
  6. Step 6: Final answer
    x = 376,077.64

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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.