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Finding the Fourth Proportional to 602,159.26, 903,240.47 and 203,080.36

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Solution

The fourth proportional to 602,159.26, 903,240.47 and 203,080.36 is: 304,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,159.26 : 903,240.47 = 203,080.36 : x
  2. Step 2: Convert to fraction form
    602,159.26/903,240.47 = 203,080.36/x
  3. Step 3: Cross multiply
    602,159.26x = 903,240.47 × 203,080.36
  4. Step 4: Simplify right side
    602,159.26x = 183,430,399,814.17
  5. Step 5: Solve for x
    x = 183,430,399,814.17/602,159.26
  6. Step 6: Final answer
    x = 304,621.07

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1.5x scale

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.