Home / 1,077,235.56-1,615,894.20-403,245.90

Finding the Fourth Proportional to 1,077,235.56, 1,615,894.20 and 403,245.90

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Solution

The fourth proportional to 1,077,235.56, 1,615,894.20 and 403,245.90 is: 604,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,235.56 : 1,615,894.20 = 403,245.90 : x
  2. Step 2: Convert to fraction form
    1,077,235.56/1,615,894.20 = 403,245.90/x
  3. Step 3: Cross multiply
    1,077,235.56x = 1,615,894.20 × 403,245.90
  4. Step 4: Simplify right side
    1,077,235.56x = 651,602,710,983.78
  5. Step 5: Solve for x
    x = 651,602,710,983.78/1,077,235.56
  6. Step 6: Final answer
    x = 604,884.15

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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.