Home / 847,849.60-1,170,032.10-465,901

Finding the Fourth Proportional to 847,849.60, 1,170,032.10 and 465,901

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Solution

The fourth proportional to 847,849.60, 1,170,032.10 and 465,901 is: 642,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,849.60 : 1,170,032.10 = 465,901 : x
  2. Step 2: Convert to fraction form
    847,849.60/1,170,032.10 = 465,901/x
  3. Step 3: Cross multiply
    847,849.60x = 1,170,032.10 × 465,901
  4. Step 4: Simplify right side
    847,849.60x = 545,119,125,422.10
  5. Step 5: Solve for x
    x = 545,119,125,422.10/847,849.60
  6. Step 6: Final answer
    x = 642,943.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.