Home / 1,307,285.56-1,961,041.30-360,656.28

Finding the Fourth Proportional to 1,307,285.56, 1,961,041.30 and 360,656.28

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Solution

The fourth proportional to 1,307,285.56, 1,961,041.30 and 360,656.28 is: 541,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,285.56 : 1,961,041.30 = 360,656.28 : x
  2. Step 2: Convert to fraction form
    1,307,285.56/1,961,041.30 = 360,656.28/x
  3. Step 3: Cross multiply
    1,307,285.56x = 1,961,041.30 × 360,656.28
  4. Step 4: Simplify right side
    1,307,285.56x = 707,261,860,184.36
  5. Step 5: Solve for x
    x = 707,261,860,184.36/1,307,285.56
  6. Step 6: Final answer
    x = 541,015.58

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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.