Home / 435,749.02-601,240.36-254,378.64

Finding the Fourth Proportional to 435,749.02, 601,240.36 and 254,378.64

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Solution

The fourth proportional to 435,749.02, 601,240.36 and 254,378.64 is: 350,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,749.02 : 601,240.36 = 254,378.64 : x
  2. Step 2: Convert to fraction form
    435,749.02/601,240.36 = 254,378.64/x
  3. Step 3: Cross multiply
    435,749.02x = 601,240.36 × 254,378.64
  4. Step 4: Simplify right side
    435,749.02x = 152,942,705,089.91
  5. Step 5: Solve for x
    x = 152,942,705,089.91/435,749.02
  6. Step 6: Final answer
    x = 350,988.06

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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.