Home / 771,252.40-1,157,051.40-297,895.60

Finding the Fourth Proportional to 771,252.40, 1,157,051.40 and 297,895.60

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Solution

The fourth proportional to 771,252.40, 1,157,051.40 and 297,895.60 is: 446,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,252.40 : 1,157,051.40 = 297,895.60 : x
  2. Step 2: Convert to fraction form
    771,252.40/1,157,051.40 = 297,895.60/x
  3. Step 3: Cross multiply
    771,252.40x = 1,157,051.40 × 297,895.60
  4. Step 4: Simplify right side
    771,252.40x = 344,680,521,033.84
  5. Step 5: Solve for x
    x = 344,680,521,033.84/771,252.40
  6. Step 6: Final answer
    x = 446,910.14

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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.