Home / 651,133.40-976,690.94-395,026.98

Finding the Fourth Proportional to 651,133.40, 976,690.94 and 395,026.98

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Solution

The fourth proportional to 651,133.40, 976,690.94 and 395,026.98 is: 592,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,133.40 : 976,690.94 = 395,026.98 : x
  2. Step 2: Convert to fraction form
    651,133.40/976,690.94 = 395,026.98/x
  3. Step 3: Cross multiply
    651,133.40x = 976,690.94 × 395,026.98
  4. Step 4: Simplify right side
    651,133.40x = 385,819,272,421.56
  5. Step 5: Solve for x
    x = 385,819,272,421.56/651,133.40
  6. Step 6: Final answer
    x = 592,534.91

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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.