Home / 560,618.46-841,038.48-205,635.78

Finding the Fourth Proportional to 560,618.46, 841,038.48 and 205,635.78

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Solution

The fourth proportional to 560,618.46, 841,038.48 and 205,635.78 is: 308,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,618.46 : 841,038.48 = 205,635.78 : x
  2. Step 2: Convert to fraction form
    560,618.46/841,038.48 = 205,635.78/x
  3. Step 3: Cross multiply
    560,618.46x = 841,038.48 × 205,635.78
  4. Step 4: Simplify right side
    560,618.46x = 172,947,603,844.81
  5. Step 5: Solve for x
    x = 172,947,603,844.81/560,618.46
  6. Step 6: Final answer
    x = 308,494.31

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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.