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Finding the Fourth Proportional to 535,730.61, 803,821.35 and 333,495.98

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Solution

The fourth proportional to 535,730.61, 803,821.35 and 333,495.98 is: 500,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,730.61 : 803,821.35 = 333,495.98 : x
  2. Step 2: Convert to fraction form
    535,730.61/803,821.35 = 333,495.98/x
  3. Step 3: Cross multiply
    535,730.61x = 803,821.35 × 333,495.98
  4. Step 4: Simplify right side
    535,730.61x = 268,071,192,927.04
  5. Step 5: Solve for x
    x = 268,071,192,927.04/535,730.61
  6. Step 6: Final answer
    x = 500,384.31

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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.