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Finding the Fourth Proportional to 882,526.95, 1,322,538.93 and 369,639.54

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Solution

The fourth proportional to 882,526.95, 1,322,538.93 and 369,639.54 is: 553,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,526.95 : 1,322,538.93 = 369,639.54 : x
  2. Step 2: Convert to fraction form
    882,526.95/1,322,538.93 = 369,639.54/x
  3. Step 3: Cross multiply
    882,526.95x = 1,322,538.93 × 369,639.54
  4. Step 4: Simplify right side
    882,526.95x = 488,862,681,717.29
  5. Step 5: Solve for x
    x = 488,862,681,717.29/882,526.95
  6. Step 6: Final answer
    x = 553,935.13

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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.