Home / 450,395.83-621,536.65-246,445.93

Finding the Fourth Proportional to 450,395.83, 621,536.65 and 246,445.93

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Solution

The fourth proportional to 450,395.83, 621,536.65 and 246,445.93 is: 340,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,395.83 : 621,536.65 = 246,445.93 : x
  2. Step 2: Convert to fraction form
    450,395.83/621,536.65 = 246,445.93/x
  3. Step 3: Cross multiply
    450,395.83x = 621,536.65 × 246,445.93
  4. Step 4: Simplify right side
    450,395.83x = 153,175,177,738.34
  5. Step 5: Solve for x
    x = 153,175,177,738.34/450,395.83
  6. Step 6: Final answer
    x = 340,090.13

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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.