Home / 697,222.80-1,045,834.20-655,232.40

Finding the Fourth Proportional to 697,222.80, 1,045,834.20 and 655,232.40

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Solution

The fourth proportional to 697,222.80, 1,045,834.20 and 655,232.40 is: 982,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,222.80 : 1,045,834.20 = 655,232.40 : x
  2. Step 2: Convert to fraction form
    697,222.80/1,045,834.20 = 655,232.40/x
  3. Step 3: Cross multiply
    697,222.80x = 1,045,834.20 × 655,232.40
  4. Step 4: Simplify right side
    697,222.80x = 685,264,452,868.08
  5. Step 5: Solve for x
    x = 685,264,452,868.08/697,222.80
  6. Step 6: Final answer
    x = 982,848.60

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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.