Home / 1,051,219.26-1,577,025.45-490,253.76

Finding the Fourth Proportional to 1,051,219.26, 1,577,025.45 and 490,253.76

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Solution

The fourth proportional to 1,051,219.26, 1,577,025.45 and 490,253.76 is: 735,472.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,219.26 : 1,577,025.45 = 490,253.76 : x
  2. Step 2: Convert to fraction form
    1,051,219.26/1,577,025.45 = 490,253.76/x
  3. Step 3: Cross multiply
    1,051,219.26x = 1,577,025.45 × 490,253.76
  4. Step 4: Simplify right side
    1,051,219.26x = 773,142,656,478.19
  5. Step 5: Solve for x
    x = 773,142,656,478.19/1,051,219.26
  6. Step 6: Final answer
    x = 735,472.31

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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.