Home / 897,718.32-1,237,730.76-574,897.68

Finding the Fourth Proportional to 897,718.32, 1,237,730.76 and 574,897.68

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Solution

The fourth proportional to 897,718.32, 1,237,730.76 and 574,897.68 is: 792,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,718.32 : 1,237,730.76 = 574,897.68 : x
  2. Step 2: Convert to fraction form
    897,718.32/1,237,730.76 = 574,897.68/x
  3. Step 3: Cross multiply
    897,718.32x = 1,237,730.76 × 574,897.68
  4. Step 4: Simplify right side
    897,718.32x = 711,568,542,388.64
  5. Step 5: Solve for x
    x = 711,568,542,388.64/897,718.32
  6. Step 6: Final answer
    x = 792,641.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.