Home / 760,647.24-1,140,902.64-228,287.16

Finding the Fourth Proportional to 760,647.24, 1,140,902.64 and 228,287.16

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Solution

The fourth proportional to 760,647.24, 1,140,902.64 and 228,287.16 is: 342,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,647.24 : 1,140,902.64 = 228,287.16 : x
  2. Step 2: Convert to fraction form
    760,647.24/1,140,902.64 = 228,287.16/x
  3. Step 3: Cross multiply
    760,647.24x = 1,140,902.64 × 228,287.16
  4. Step 4: Simplify right side
    760,647.24x = 260,453,423,522.10
  5. Step 5: Solve for x
    x = 260,453,423,522.10/760,647.24
  6. Step 6: Final answer
    x = 342,410.27

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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.