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Finding the Fourth Proportional to 602,423.83, 902,405.54 and 336,326.06

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Solution

The fourth proportional to 602,423.83, 902,405.54 and 336,326.06 is: 503,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,423.83 : 902,405.54 = 336,326.06 : x
  2. Step 2: Convert to fraction form
    602,423.83/902,405.54 = 336,326.06/x
  3. Step 3: Cross multiply
    602,423.83x = 902,405.54 × 336,326.06
  4. Step 4: Simplify right side
    602,423.83x = 303,502,498,108.74
  5. Step 5: Solve for x
    x = 303,502,498,108.74/602,423.83
  6. Step 6: Final answer
    x = 503,802.28

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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.