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Finding the Fourth Proportional to 367,715.36, 507,005.72 and 265,577.60

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Solution

The fourth proportional to 367,715.36, 507,005.72 and 265,577.60 is: 366,178.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,715.36 : 507,005.72 = 265,577.60 : x
  2. Step 2: Convert to fraction form
    367,715.36/507,005.72 = 265,577.60/x
  3. Step 3: Cross multiply
    367,715.36x = 507,005.72 × 265,577.60
  4. Step 4: Simplify right side
    367,715.36x = 134,649,362,303.87
  5. Step 5: Solve for x
    x = 134,649,362,303.87/367,715.36
  6. Step 6: Final answer
    x = 366,178.24

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1.5x scale

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.