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Finding the Fourth Proportional to 535,413.23, 803,832.59 and 310,934.79

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Solution

The fourth proportional to 535,413.23, 803,832.59 and 310,934.79 is: 466,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,413.23 : 803,832.59 = 310,934.79 : x
  2. Step 2: Convert to fraction form
    535,413.23/803,832.59 = 310,934.79/x
  3. Step 3: Cross multiply
    535,413.23x = 803,832.59 × 310,934.79
  4. Step 4: Simplify right side
    535,413.23x = 249,939,516,012.13
  5. Step 5: Solve for x
    x = 249,939,516,012.13/535,413.23
  6. Step 6: Final answer
    x = 466,816.10

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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.