Home / 709,038.66-1,063,557.44-210,402.66

Finding the Fourth Proportional to 709,038.66, 1,063,557.44 and 210,402.66

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Solution

The fourth proportional to 709,038.66, 1,063,557.44 and 210,402.66 is: 315,603.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,038.66 : 1,063,557.44 = 210,402.66 : x
  2. Step 2: Convert to fraction form
    709,038.66/1,063,557.44 = 210,402.66/x
  3. Step 3: Cross multiply
    709,038.66x = 1,063,557.44 × 210,402.66
  4. Step 4: Simplify right side
    709,038.66x = 223,775,314,438.79
  5. Step 5: Solve for x
    x = 223,775,314,438.79/709,038.66
  6. Step 6: Final answer
    x = 315,603.83

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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.