Home / 897,625.64-1,238,717.34-510,441.21

Finding the Fourth Proportional to 897,625.64, 1,238,717.34 and 510,441.21

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Solution

The fourth proportional to 897,625.64, 1,238,717.34 and 510,441.21 is: 704,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,625.64 : 1,238,717.34 = 510,441.21 : x
  2. Step 2: Convert to fraction form
    897,625.64/1,238,717.34 = 510,441.21/x
  3. Step 3: Cross multiply
    897,625.64x = 1,238,717.34 × 510,441.21
  4. Step 4: Simplify right side
    897,625.64x = 632,292,369,131.79
  5. Step 5: Solve for x
    x = 632,292,369,131.79/897,625.64
  6. Step 6: Final answer
    x = 704,405.43

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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.