Home / 747,955.84-1,121,102.68-569,875.72

Finding the Fourth Proportional to 747,955.84, 1,121,102.68 and 569,875.72

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Solution

The fourth proportional to 747,955.84, 1,121,102.68 and 569,875.72 is: 854,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,955.84 : 1,121,102.68 = 569,875.72 : x
  2. Step 2: Convert to fraction form
    747,955.84/1,121,102.68 = 569,875.72/x
  3. Step 3: Cross multiply
    747,955.84x = 1,121,102.68 × 569,875.72
  4. Step 4: Simplify right side
    747,955.84x = 638,889,196,958.93
  5. Step 5: Solve for x
    x = 638,889,196,958.93/747,955.84
  6. Step 6: Final answer
    x = 854,180.37

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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.