Home / 651,274.20-898,732.35-364,779.63

Finding the Fourth Proportional to 651,274.20, 898,732.35 and 364,779.63

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Solution

The fourth proportional to 651,274.20, 898,732.35 and 364,779.63 is: 503,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,274.20 : 898,732.35 = 364,779.63 : x
  2. Step 2: Convert to fraction form
    651,274.20/898,732.35 = 364,779.63/x
  3. Step 3: Cross multiply
    651,274.20x = 898,732.35 × 364,779.63
  4. Step 4: Simplify right side
    651,274.20x = 327,839,254,102.03
  5. Step 5: Solve for x
    x = 327,839,254,102.03/651,274.20
  6. Step 6: Final answer
    x = 503,381.30

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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.