Home / 634,622.82-947,474.27-484,060.02

Finding the Fourth Proportional to 634,622.82, 947,474.27 and 484,060.02

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Solution

The fourth proportional to 634,622.82, 947,474.27 and 484,060.02 is: 722,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,622.82 : 947,474.27 = 484,060.02 : x
  2. Step 2: Convert to fraction form
    634,622.82/947,474.27 = 484,060.02/x
  3. Step 3: Cross multiply
    634,622.82x = 947,474.27 × 484,060.02
  4. Step 4: Simplify right side
    634,622.82x = 458,634,411,665.39
  5. Step 5: Solve for x
    x = 458,634,411,665.39/634,622.82
  6. Step 6: Final answer
    x = 722,688.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.