Home / 896,029.16-1,236,515.40-488,130.03

Finding the Fourth Proportional to 896,029.16, 1,236,515.40 and 488,130.03

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Solution

The fourth proportional to 896,029.16, 1,236,515.40 and 488,130.03 is: 673,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,029.16 : 1,236,515.40 = 488,130.03 : x
  2. Step 2: Convert to fraction form
    896,029.16/1,236,515.40 = 488,130.03/x
  3. Step 3: Cross multiply
    896,029.16x = 1,236,515.40 × 488,130.03
  4. Step 4: Simplify right side
    896,029.16x = 603,580,299,297.46
  5. Step 5: Solve for x
    x = 603,580,299,297.46/896,029.16
  6. Step 6: Final answer
    x = 673,616.81

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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.