Home / 1,255,806.72-1,883,710.08-357,341.76

Finding the Fourth Proportional to 1,255,806.72, 1,883,710.08 and 357,341.76

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Solution

The fourth proportional to 1,255,806.72, 1,883,710.08 and 357,341.76 is: 536,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,806.72 : 1,883,710.08 = 357,341.76 : x
  2. Step 2: Convert to fraction form
    1,255,806.72/1,883,710.08 = 357,341.76/x
  3. Step 3: Cross multiply
    1,255,806.72x = 1,883,710.08 × 357,341.76
  4. Step 4: Simplify right side
    1,255,806.72x = 673,128,275,316.94
  5. Step 5: Solve for x
    x = 673,128,275,316.94/1,255,806.72
  6. Step 6: Final answer
    x = 536,012.64

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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.