Home / 897,920.75-1,346,848.32-266,818.16

Finding the Fourth Proportional to 897,920.75, 1,346,848.32 and 266,818.16

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Solution

The fourth proportional to 897,920.75, 1,346,848.32 and 266,818.16 is: 400,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,920.75 : 1,346,848.32 = 266,818.16 : x
  2. Step 2: Convert to fraction form
    897,920.75/1,346,848.32 = 266,818.16/x
  3. Step 3: Cross multiply
    897,920.75x = 1,346,848.32 × 266,818.16
  4. Step 4: Simplify right side
    897,920.75x = 359,363,594,575.66
  5. Step 5: Solve for x
    x = 359,363,594,575.66/897,920.75
  6. Step 6: Final answer
    x = 400,217.50

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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.