Home / 850,345.69-1,173,476.94-468,372.47

Finding the Fourth Proportional to 850,345.69, 1,173,476.94 and 468,372.47

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Solution

The fourth proportional to 850,345.69, 1,173,476.94 and 468,372.47 is: 646,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,345.69 : 1,173,476.94 = 468,372.47 : x
  2. Step 2: Convert to fraction form
    850,345.69/1,173,476.94 = 468,372.47/x
  3. Step 3: Cross multiply
    850,345.69x = 1,173,476.94 × 468,372.47
  4. Step 4: Simplify right side
    850,345.69x = 549,624,292,875.84
  5. Step 5: Solve for x
    x = 549,624,292,875.84/850,345.69
  6. Step 6: Final answer
    x = 646,353.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.