Home / 845,246.16-1,267,467.89-490,368.96

Finding the Fourth Proportional to 845,246.16, 1,267,467.89 and 490,368.96

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Solution

The fourth proportional to 845,246.16, 1,267,467.89 and 490,368.96 is: 735,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,246.16 : 1,267,467.89 = 490,368.96 : x
  2. Step 2: Convert to fraction form
    845,246.16/1,267,467.89 = 490,368.96/x
  3. Step 3: Cross multiply
    845,246.16x = 1,267,467.89 × 490,368.96
  4. Step 4: Simplify right side
    845,246.16x = 621,526,908,600.85
  5. Step 5: Solve for x
    x = 621,526,908,600.85/845,246.16
  6. Step 6: Final answer
    x = 735,320.59

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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.