Home / 700,946.49-1,051,419.84-221,222.80

Finding the Fourth Proportional to 700,946.49, 1,051,419.84 and 221,222.80

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Solution

The fourth proportional to 700,946.49, 1,051,419.84 and 221,222.80 is: 331,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,946.49 : 1,051,419.84 = 221,222.80 : x
  2. Step 2: Convert to fraction form
    700,946.49/1,051,419.84 = 221,222.80/x
  3. Step 3: Cross multiply
    700,946.49x = 1,051,419.84 × 221,222.80
  4. Step 4: Simplify right side
    700,946.49x = 232,598,036,795.18
  5. Step 5: Solve for x
    x = 232,598,036,795.18/700,946.49
  6. Step 6: Final answer
    x = 331,834.23

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1.5x scale

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.