Home / 272,089.24-375,666.08-243,319.40

Finding the Fourth Proportional to 272,089.24, 375,666.08 and 243,319.40

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Solution

The fourth proportional to 272,089.24, 375,666.08 and 243,319.40 is: 335,944.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,089.24 : 375,666.08 = 243,319.40 : x
  2. Step 2: Convert to fraction form
    272,089.24/375,666.08 = 243,319.40/x
  3. Step 3: Cross multiply
    272,089.24x = 375,666.08 × 243,319.40
  4. Step 4: Simplify right side
    272,089.24x = 91,406,845,185.95
  5. Step 5: Solve for x
    x = 91,406,845,185.95/272,089.24
  6. Step 6: Final answer
    x = 335,944.36

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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.