Home / 579,089.20-867,078.60-579,089.20

Finding the Fourth Proportional to 579,089.20, 867,078.60 and 579,089.20

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Solution

The fourth proportional to 579,089.20, 867,078.60 and 579,089.20 is: 867,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,089.20 : 867,078.60 = 579,089.20 : x
  2. Step 2: Convert to fraction form
    579,089.20/867,078.60 = 579,089.20/x
  3. Step 3: Cross multiply
    579,089.20x = 867,078.60 × 579,089.20
  4. Step 4: Simplify right side
    579,089.20x = 502,115,852,811.12
  5. Step 5: Solve for x
    x = 502,115,852,811.12/579,089.20
  6. Step 6: Final answer
    x = 867,078.60

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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.