Home / 1,050.46-1,575.63-357.10

Finding the Fourth Proportional to 1,050.46, 1,575.63 and 357.10

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Solution

The fourth proportional to 1,050.46, 1,575.63 and 357.10 is: 535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.46 : 1,575.63 = 357.10 : x
  2. Step 2: Convert to fraction form
    1,050.46/1,575.63 = 357.10/x
  3. Step 3: Cross multiply
    1,050.46x = 1,575.63 × 357.10
  4. Step 4: Simplify right side
    1,050.46x = 562,657.47
  5. Step 5: Solve for x
    x = 562,657.47/1,050.46
  6. Step 6: Final answer
    x = 535.63

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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.