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Finding the Fourth Proportional to 535,362.08, 803,116.96 and 310,828.25

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Solution

The fourth proportional to 535,362.08, 803,116.96 and 310,828.25 is: 466,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,362.08 : 803,116.96 = 310,828.25 : x
  2. Step 2: Convert to fraction form
    535,362.08/803,116.96 = 310,828.25/x
  3. Step 3: Cross multiply
    535,362.08x = 803,116.96 × 310,828.25
  4. Step 4: Simplify right side
    535,362.08x = 249,631,440,452.84
  5. Step 5: Solve for x
    x = 249,631,440,452.84/535,362.08
  6. Step 6: Final answer
    x = 466,285.25

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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.