Home / 947,771.92-1,308,803.16-608,835.52

Finding the Fourth Proportional to 947,771.92, 1,308,803.16 and 608,835.52

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Solution

The fourth proportional to 947,771.92, 1,308,803.16 and 608,835.52 is: 840,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,771.92 : 1,308,803.16 = 608,835.52 : x
  2. Step 2: Convert to fraction form
    947,771.92/1,308,803.16 = 608,835.52/x
  3. Step 3: Cross multiply
    947,771.92x = 1,308,803.16 × 608,835.52
  4. Step 4: Simplify right side
    947,771.92x = 796,845,852,496.24
  5. Step 5: Solve for x
    x = 796,845,852,496.24/947,771.92
  6. Step 6: Final answer
    x = 840,756.98

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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.