Home / 649,289.07-896,107.92-373,641.26

Finding the Fourth Proportional to 649,289.07, 896,107.92 and 373,641.26

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Solution

The fourth proportional to 649,289.07, 896,107.92 and 373,641.26 is: 515,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,289.07 : 896,107.92 = 373,641.26 : x
  2. Step 2: Convert to fraction form
    649,289.07/896,107.92 = 373,641.26/x
  3. Step 3: Cross multiply
    649,289.07x = 896,107.92 × 373,641.26
  4. Step 4: Simplify right side
    649,289.07x = 334,822,895,686.06
  5. Step 5: Solve for x
    x = 334,822,895,686.06/649,289.07
  6. Step 6: Final answer
    x = 515,676.16

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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.