Home / 942,493.16-1,300,626.26-512,763.48

Finding the Fourth Proportional to 942,493.16, 1,300,626.26 and 512,763.48

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Solution

The fourth proportional to 942,493.16, 1,300,626.26 and 512,763.48 is: 707,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,493.16 : 1,300,626.26 = 512,763.48 : x
  2. Step 2: Convert to fraction form
    942,493.16/1,300,626.26 = 512,763.48/x
  3. Step 3: Cross multiply
    942,493.16x = 1,300,626.26 × 512,763.48
  4. Step 4: Simplify right side
    942,493.16x = 666,913,647,256.99
  5. Step 5: Solve for x
    x = 666,913,647,256.99/942,493.16
  6. Step 6: Final answer
    x = 707,605.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.