Home / 713,096.20-1,069,644.30-554,465.80

Finding the Fourth Proportional to 713,096.20, 1,069,644.30 and 554,465.80

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Solution

The fourth proportional to 713,096.20, 1,069,644.30 and 554,465.80 is: 831,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,096.20 : 1,069,644.30 = 554,465.80 : x
  2. Step 2: Convert to fraction form
    713,096.20/1,069,644.30 = 554,465.80/x
  3. Step 3: Cross multiply
    713,096.20x = 1,069,644.30 × 554,465.80
  4. Step 4: Simplify right side
    713,096.20x = 593,081,182,514.94
  5. Step 5: Solve for x
    x = 593,081,182,514.94/713,096.20
  6. Step 6: Final answer
    x = 831,698.70

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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.