Home / 528,740.06-793,082.14-326,374.52

Finding the Fourth Proportional to 528,740.06, 793,082.14 and 326,374.52

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Solution

The fourth proportional to 528,740.06, 793,082.14 and 326,374.52 is: 489,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,740.06 : 793,082.14 = 326,374.52 : x
  2. Step 2: Convert to fraction form
    528,740.06/793,082.14 = 326,374.52/x
  3. Step 3: Cross multiply
    528,740.06x = 793,082.14 × 326,374.52
  4. Step 4: Simplify right side
    528,740.06x = 258,841,797,981.73
  5. Step 5: Solve for x
    x = 258,841,797,981.73/528,740.06
  6. Step 6: Final answer
    x = 489,544.52

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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.