Home / 850,328.48-1,173,453.29-468,355.26

Finding the Fourth Proportional to 850,328.48, 1,173,453.29 and 468,355.26

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Solution

The fourth proportional to 850,328.48, 1,173,453.29 and 468,355.26 is: 646,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,328.48 : 1,173,453.29 = 468,355.26 : x
  2. Step 2: Convert to fraction form
    850,328.48/1,173,453.29 = 468,355.26/x
  3. Step 3: Cross multiply
    850,328.48x = 1,173,453.29 × 468,355.26
  4. Step 4: Simplify right side
    850,328.48x = 549,593,018,394.03
  5. Step 5: Solve for x
    x = 549,593,018,394.03/850,328.48
  6. Step 6: Final answer
    x = 646,330.25

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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.