Home / 897,836.76-1,346,980.74-258,141.69

Finding the Fourth Proportional to 897,836.76, 1,346,980.74 and 258,141.69

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Solution

The fourth proportional to 897,836.76, 1,346,980.74 and 258,141.69 is: 387,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,836.76 : 1,346,980.74 = 258,141.69 : x
  2. Step 2: Convert to fraction form
    897,836.76/1,346,980.74 = 258,141.69/x
  3. Step 3: Cross multiply
    897,836.76x = 1,346,980.74 × 258,141.69
  4. Step 4: Simplify right side
    897,836.76x = 347,711,884,621.05
  5. Step 5: Solve for x
    x = 347,711,884,621.05/897,836.76
  6. Step 6: Final answer
    x = 387,277.40

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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.