Home / 1,219,681.73-1,829,526.62-308,863.70

Finding the Fourth Proportional to 1,219,681.73, 1,829,526.62 and 308,863.70

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Solution

The fourth proportional to 1,219,681.73, 1,829,526.62 and 308,863.70 is: 463,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,681.73 : 1,829,526.62 = 308,863.70 : x
  2. Step 2: Convert to fraction form
    1,219,681.73/1,829,526.62 = 308,863.70/x
  3. Step 3: Cross multiply
    1,219,681.73x = 1,829,526.62 × 308,863.70
  4. Step 4: Simplify right side
    1,219,681.73x = 565,074,357,270.47
  5. Step 5: Solve for x
    x = 565,074,357,270.47/1,219,681.73
  6. Step 6: Final answer
    x = 463,296.57

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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.