Home / 917,359.20-1,376,038.80-897,676.20

Finding the Fourth Proportional to 917,359.20, 1,376,038.80 and 897,676.20

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Solution

The fourth proportional to 917,359.20, 1,376,038.80 and 897,676.20 is: 1,346,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,359.20 : 1,376,038.80 = 897,676.20 : x
  2. Step 2: Convert to fraction form
    917,359.20/1,376,038.80 = 897,676.20/x
  3. Step 3: Cross multiply
    917,359.20x = 1,376,038.80 × 897,676.20
  4. Step 4: Simplify right side
    917,359.20x = 1,235,237,281,036.56
  5. Step 5: Solve for x
    x = 1,235,237,281,036.56/917,359.20
  6. Step 6: Final answer
    x = 1,346,514.30

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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.