Home / 897,475.32-1,346,031.90-328,662.25

Finding the Fourth Proportional to 897,475.32, 1,346,031.90 and 328,662.25

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Solution

The fourth proportional to 897,475.32, 1,346,031.90 and 328,662.25 is: 492,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,475.32 : 1,346,031.90 = 328,662.25 : x
  2. Step 2: Convert to fraction form
    897,475.32/1,346,031.90 = 328,662.25/x
  3. Step 3: Cross multiply
    897,475.32x = 1,346,031.90 × 328,662.25
  4. Step 4: Simplify right side
    897,475.32x = 442,389,869,460.70
  5. Step 5: Solve for x
    x = 442,389,869,460.70/897,475.32
  6. Step 6: Final answer
    x = 492,927.06

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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.