Home / 435,829.60-651,994.80-377,315.20

Finding the Fourth Proportional to 435,829.60, 651,994.80 and 377,315.20

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Solution

The fourth proportional to 435,829.60, 651,994.80 and 377,315.20 is: 564,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,829.60 : 651,994.80 = 377,315.20 : x
  2. Step 2: Convert to fraction form
    435,829.60/651,994.80 = 377,315.20/x
  3. Step 3: Cross multiply
    435,829.60x = 651,994.80 × 377,315.20
  4. Step 4: Simplify right side
    435,829.60x = 246,007,548,360.96
  5. Step 5: Solve for x
    x = 246,007,548,360.96/435,829.60
  6. Step 6: Final answer
    x = 564,458.10

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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.