Home / 707,166.28-1,060,752.30-286,450.12

Finding the Fourth Proportional to 707,166.28, 1,060,752.30 and 286,450.12

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Solution

The fourth proportional to 707,166.28, 1,060,752.30 and 286,450.12 is: 429,676.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,166.28 : 1,060,752.30 = 286,450.12 : x
  2. Step 2: Convert to fraction form
    707,166.28/1,060,752.30 = 286,450.12/x
  3. Step 3: Cross multiply
    707,166.28x = 1,060,752.30 × 286,450.12
  4. Step 4: Simplify right side
    707,166.28x = 303,852,623,625.28
  5. Step 5: Solve for x
    x = 303,852,623,625.28/707,166.28
  6. Step 6: Final answer
    x = 429,676.35

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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.