Home / 916,930.64-1,373,606.72-600,428.00

Finding the Fourth Proportional to 916,930.64, 1,373,606.72 and 600,428.00

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Solution

The fourth proportional to 916,930.64, 1,373,606.72 and 600,428.00 is: 899,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,930.64 : 1,373,606.72 = 600,428.00 : x
  2. Step 2: Convert to fraction form
    916,930.64/1,373,606.72 = 600,428.00/x
  3. Step 3: Cross multiply
    916,930.64x = 1,373,606.72 × 600,428.00
  4. Step 4: Simplify right side
    916,930.64x = 824,751,941,135.66
  5. Step 5: Solve for x
    x = 824,751,941,135.66/916,930.64
  6. Step 6: Final answer
    x = 899,470.37

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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.