Home / 501,455.03-692,003.88-272,011.75

Finding the Fourth Proportional to 501,455.03, 692,003.88 and 272,011.75

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Solution

The fourth proportional to 501,455.03, 692,003.88 and 272,011.75 is: 375,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,455.03 : 692,003.88 = 272,011.75 : x
  2. Step 2: Convert to fraction form
    501,455.03/692,003.88 = 272,011.75/x
  3. Step 3: Cross multiply
    501,455.03x = 692,003.88 × 272,011.75
  4. Step 4: Simplify right side
    501,455.03x = 188,233,184,675.58
  5. Step 5: Solve for x
    x = 188,233,184,675.58/501,455.03
  6. Step 6: Final answer
    x = 375,374.01

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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.