Home / 852,459.66-1,176,388.52-470,486.48

Finding the Fourth Proportional to 852,459.66, 1,176,388.52 and 470,486.48

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Solution

The fourth proportional to 852,459.66, 1,176,388.52 and 470,486.48 is: 649,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,459.66 : 1,176,388.52 = 470,486.48 : x
  2. Step 2: Convert to fraction form
    852,459.66/1,176,388.52 = 470,486.48/x
  3. Step 3: Cross multiply
    852,459.66x = 1,176,388.52 × 470,486.48
  4. Step 4: Simplify right side
    852,459.66x = 553,474,885,652.84
  5. Step 5: Solve for x
    x = 553,474,885,652.84/852,459.66
  6. Step 6: Final answer
    x = 649,268.13

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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.