Home / 465,389.04-697,437.71-212,050.41

Finding the Fourth Proportional to 465,389.04, 697,437.71 and 212,050.41

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Solution

The fourth proportional to 465,389.04, 697,437.71 and 212,050.41 is: 317,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,389.04 : 697,437.71 = 212,050.41 : x
  2. Step 2: Convert to fraction form
    465,389.04/697,437.71 = 212,050.41/x
  3. Step 3: Cross multiply
    465,389.04x = 697,437.71 × 212,050.41
  4. Step 4: Simplify right side
    465,389.04x = 147,891,949,474.51
  5. Step 5: Solve for x
    x = 147,891,949,474.51/465,389.04
  6. Step 6: Final answer
    x = 317,781.33

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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.