Home / 778,962.12-1,168,804.85-299,030.24

Finding the Fourth Proportional to 778,962.12, 1,168,804.85 and 299,030.24

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Solution

The fourth proportional to 778,962.12, 1,168,804.85 and 299,030.24 is: 448,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,962.12 : 1,168,804.85 = 299,030.24 : x
  2. Step 2: Convert to fraction form
    778,962.12/1,168,804.85 = 299,030.24/x
  3. Step 3: Cross multiply
    778,962.12x = 1,168,804.85 × 299,030.24
  4. Step 4: Simplify right side
    778,962.12x = 349,507,987,469.49
  5. Step 5: Solve for x
    x = 349,507,987,469.49/778,962.12
  6. Step 6: Final answer
    x = 448,684.19

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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.