Home / 964,557.89-1,331,149.71-534,838.01

Finding the Fourth Proportional to 964,557.89, 1,331,149.71 and 534,838.01

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Solution

The fourth proportional to 964,557.89, 1,331,149.71 and 534,838.01 is: 738,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,557.89 : 1,331,149.71 = 534,838.01 : x
  2. Step 2: Convert to fraction form
    964,557.89/1,331,149.71 = 534,838.01/x
  3. Step 3: Cross multiply
    964,557.89x = 1,331,149.71 × 534,838.01
  4. Step 4: Simplify right side
    964,557.89x = 711,949,461,908.48
  5. Step 5: Solve for x
    x = 711,949,461,908.48/964,557.89
  6. Step 6: Final answer
    x = 738,109.62

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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.