Home / 714,788.14-1,069,502.32-425,541.80

Finding the Fourth Proportional to 714,788.14, 1,069,502.32 and 425,541.80

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Solution

The fourth proportional to 714,788.14, 1,069,502.32 and 425,541.80 is: 636,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,788.14 : 1,069,502.32 = 425,541.80 : x
  2. Step 2: Convert to fraction form
    714,788.14/1,069,502.32 = 425,541.80/x
  3. Step 3: Cross multiply
    714,788.14x = 1,069,502.32 × 425,541.80
  4. Step 4: Simplify right side
    714,788.14x = 455,117,940,452.26
  5. Step 5: Solve for x
    x = 455,117,940,452.26/714,788.14
  6. Step 6: Final answer
    x = 636,717.25

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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.