Home / 966,643.30-1,333,991.26-531,088.86

Finding the Fourth Proportional to 966,643.30, 1,333,991.26 and 531,088.86

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Solution

The fourth proportional to 966,643.30, 1,333,991.26 and 531,088.86 is: 732,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,643.30 : 1,333,991.26 = 531,088.86 : x
  2. Step 2: Convert to fraction form
    966,643.30/1,333,991.26 = 531,088.86/x
  3. Step 3: Cross multiply
    966,643.30x = 1,333,991.26 × 531,088.86
  4. Step 4: Simplify right side
    966,643.30x = 708,467,893,403.19
  5. Step 5: Solve for x
    x = 708,467,893,403.19/966,643.30
  6. Step 6: Final answer
    x = 732,915.54

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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.