Home / 874,133.22-1,308,968.46-696,898.74

Finding the Fourth Proportional to 874,133.22, 1,308,968.46 and 696,898.74

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Solution

The fourth proportional to 874,133.22, 1,308,968.46 and 696,898.74 is: 1,043,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,133.22 : 1,308,968.46 = 696,898.74 : x
  2. Step 2: Convert to fraction form
    874,133.22/1,308,968.46 = 696,898.74/x
  3. Step 3: Cross multiply
    874,133.22x = 1,308,968.46 × 696,898.74
  4. Step 4: Simplify right side
    874,133.22x = 912,218,470,473.74
  5. Step 5: Solve for x
    x = 912,218,470,473.74/874,133.22
  6. Step 6: Final answer
    x = 1,043,569.16

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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.