Home / 1,051,835.28-1,577,752.82-253,116.92

Finding the Fourth Proportional to 1,051,835.28, 1,577,752.82 and 253,116.92

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Solution

The fourth proportional to 1,051,835.28, 1,577,752.82 and 253,116.92 is: 379,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,835.28 : 1,577,752.82 = 253,116.92 : x
  2. Step 2: Convert to fraction form
    1,051,835.28/1,577,752.82 = 253,116.92/x
  3. Step 3: Cross multiply
    1,051,835.28x = 1,577,752.82 × 253,116.92
  4. Step 4: Simplify right side
    1,051,835.28x = 399,355,934,319.71
  5. Step 5: Solve for x
    x = 399,355,934,319.71/1,051,835.28
  6. Step 6: Final answer
    x = 379,675.36

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Double scale
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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.