Home / 835,137.07-1,252,705.10-302,657.24

Finding the Fourth Proportional to 835,137.07, 1,252,705.10 and 302,657.24

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Solution

The fourth proportional to 835,137.07, 1,252,705.10 and 302,657.24 is: 453,985.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,137.07 : 1,252,705.10 = 302,657.24 : x
  2. Step 2: Convert to fraction form
    835,137.07/1,252,705.10 = 302,657.24/x
  3. Step 3: Cross multiply
    835,137.07x = 1,252,705.10 × 302,657.24
  4. Step 4: Simplify right side
    835,137.07x = 379,140,269,718.40
  5. Step 5: Solve for x
    x = 379,140,269,718.40/835,137.07
  6. Step 6: Final answer
    x = 453,985.68

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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.