Home / 401,623.90-601,615.64-224,225.40

Finding the Fourth Proportional to 401,623.90, 601,615.64 and 224,225.40

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Solution

The fourth proportional to 401,623.90, 601,615.64 and 224,225.40 is: 335,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,623.90 : 601,615.64 = 224,225.40 : x
  2. Step 2: Convert to fraction form
    401,623.90/601,615.64 = 224,225.40/x
  3. Step 3: Cross multiply
    401,623.90x = 601,615.64 × 224,225.40
  4. Step 4: Simplify right side
    401,623.90x = 134,897,507,525.26
  5. Step 5: Solve for x
    x = 134,897,507,525.26/401,623.90
  6. Step 6: Final answer
    x = 335,880.18

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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.