Home / 692,501.94-1,038,856.59-219,029.94

Finding the Fourth Proportional to 692,501.94, 1,038,856.59 and 219,029.94

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Solution

The fourth proportional to 692,501.94, 1,038,856.59 and 219,029.94 is: 328,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,501.94 : 1,038,856.59 = 219,029.94 : x
  2. Step 2: Convert to fraction form
    692,501.94/1,038,856.59 = 219,029.94/x
  3. Step 3: Cross multiply
    692,501.94x = 1,038,856.59 × 219,029.94
  4. Step 4: Simplify right side
    692,501.94x = 227,540,696,576.31
  5. Step 5: Solve for x
    x = 227,540,696,576.31/692,501.94
  6. Step 6: Final answer
    x = 328,577.70

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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.