Home / 314,482.08-434,409.84-251,263.20

Finding the Fourth Proportional to 314,482.08, 434,409.84 and 251,263.20

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Solution

The fourth proportional to 314,482.08, 434,409.84 and 251,263.20 is: 347,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,482.08 : 434,409.84 = 251,263.20 : x
  2. Step 2: Convert to fraction form
    314,482.08/434,409.84 = 251,263.20/x
  3. Step 3: Cross multiply
    314,482.08x = 434,409.84 × 251,263.20
  4. Step 4: Simplify right side
    314,482.08x = 109,151,206,509.89
  5. Step 5: Solve for x
    x = 109,151,206,509.89/314,482.08
  6. Step 6: Final answer
    x = 347,082.44

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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.