Home / 1,020,956.40-1,531,077.59-301,107.17

Finding the Fourth Proportional to 1,020,956.40, 1,531,077.59 and 301,107.17

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Solution

The fourth proportional to 1,020,956.40, 1,531,077.59 and 301,107.17 is: 451,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,956.40 : 1,531,077.59 = 301,107.17 : x
  2. Step 2: Convert to fraction form
    1,020,956.40/1,531,077.59 = 301,107.17/x
  3. Step 3: Cross multiply
    1,020,956.40x = 1,531,077.59 × 301,107.17
  4. Step 4: Simplify right side
    1,020,956.40x = 461,018,431,014.40
  5. Step 5: Solve for x
    x = 461,018,431,014.40/1,020,956.40
  6. Step 6: Final answer
    x = 451,555.45

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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.