Home / 735,656.64-1,015,173.76-429,761.36

Finding the Fourth Proportional to 735,656.64, 1,015,173.76 and 429,761.36

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Solution

The fourth proportional to 735,656.64, 1,015,173.76 and 429,761.36 is: 593,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,656.64 : 1,015,173.76 = 429,761.36 : x
  2. Step 2: Convert to fraction form
    735,656.64/1,015,173.76 = 429,761.36/x
  3. Step 3: Cross multiply
    735,656.64x = 1,015,173.76 × 429,761.36
  4. Step 4: Simplify right side
    735,656.64x = 436,282,455,733.91
  5. Step 5: Solve for x
    x = 436,282,455,733.91/735,656.64
  6. Step 6: Final answer
    x = 593,051.75

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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.