Home / 769,848-1,062,297.51-425,637.44

Finding the Fourth Proportional to 769,848, 1,062,297.51 and 425,637.44

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Solution

The fourth proportional to 769,848, 1,062,297.51 and 425,637.44 is: 587,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,848 : 1,062,297.51 = 425,637.44 : x
  2. Step 2: Convert to fraction form
    769,848/1,062,297.51 = 425,637.44/x
  3. Step 3: Cross multiply
    769,848x = 1,062,297.51 × 425,637.44
  4. Step 4: Simplify right side
    769,848x = 452,153,592,674.77
  5. Step 5: Solve for x
    x = 452,153,592,674.77/769,848
  6. Step 6: Final answer
    x = 587,328.40

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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.