Home / 830,232.77-1,245,457.69-297,813.29

Finding the Fourth Proportional to 830,232.77, 1,245,457.69 and 297,813.29

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Solution

The fourth proportional to 830,232.77, 1,245,457.69 and 297,813.29 is: 446,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,232.77 : 1,245,457.69 = 297,813.29 : x
  2. Step 2: Convert to fraction form
    830,232.77/1,245,457.69 = 297,813.29/x
  3. Step 3: Cross multiply
    830,232.77x = 1,245,457.69 × 297,813.29
  4. Step 4: Simplify right side
    830,232.77x = 370,913,845,242.88
  5. Step 5: Solve for x
    x = 370,913,845,242.88/830,232.77
  6. Step 6: Final answer
    x = 446,758.86

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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.