Home / 651,132.40-976,689.44-395,025.98

Finding the Fourth Proportional to 651,132.40, 976,689.44 and 395,025.98

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Solution

The fourth proportional to 651,132.40, 976,689.44 and 395,025.98 is: 592,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,132.40 : 976,689.44 = 395,025.98 : x
  2. Step 2: Convert to fraction form
    651,132.40/976,689.44 = 395,025.98/x
  3. Step 3: Cross multiply
    651,132.40x = 976,689.44 × 395,025.98
  4. Step 4: Simplify right side
    651,132.40x = 385,817,703,191.65
  5. Step 5: Solve for x
    x = 385,817,703,191.65/651,132.40
  6. Step 6: Final answer
    x = 592,533.41

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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.