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Finding the Fourth Proportional to 477,909.64, 659,510.04 and 263,045.08

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Solution

The fourth proportional to 477,909.64, 659,510.04 and 263,045.08 is: 362,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,909.64 : 659,510.04 = 263,045.08 : x
  2. Step 2: Convert to fraction form
    477,909.64/659,510.04 = 263,045.08/x
  3. Step 3: Cross multiply
    477,909.64x = 659,510.04 × 263,045.08
  4. Step 4: Simplify right side
    477,909.64x = 173,480,871,232.60
  5. Step 5: Solve for x
    x = 173,480,871,232.60/477,909.64
  6. Step 6: Final answer
    x = 362,999.31

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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.