Home / 316,717.28-437,076.95-180,748.52

Finding the Fourth Proportional to 316,717.28, 437,076.95 and 180,748.52

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Solution

The fourth proportional to 316,717.28, 437,076.95 and 180,748.52 is: 249,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,717.28 : 437,076.95 = 180,748.52 : x
  2. Step 2: Convert to fraction form
    316,717.28/437,076.95 = 180,748.52/x
  3. Step 3: Cross multiply
    316,717.28x = 437,076.95 × 180,748.52
  4. Step 4: Simplify right side
    316,717.28x = 79,001,008,749.49
  5. Step 5: Solve for x
    x = 79,001,008,749.49/316,717.28
  6. Step 6: Final answer
    x = 249,437.01

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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.