Home / 697,957.32-1,044,869.26-430,859.02

Finding the Fourth Proportional to 697,957.32, 1,044,869.26 and 430,859.02

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Solution

The fourth proportional to 697,957.32, 1,044,869.26 and 430,859.02 is: 645,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,957.32 : 1,044,869.26 = 430,859.02 : x
  2. Step 2: Convert to fraction form
    697,957.32/1,044,869.26 = 430,859.02/x
  3. Step 3: Cross multiply
    697,957.32x = 1,044,869.26 × 430,859.02
  4. Step 4: Simplify right side
    697,957.32x = 450,191,345,391.73
  5. Step 5: Solve for x
    x = 450,191,345,391.73/697,957.32
  6. Step 6: Final answer
    x = 645,012.71

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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.