Home / 1,013,506.82-1,520,859.24-374,258.28

Finding the Fourth Proportional to 1,013,506.82, 1,520,859.24 and 374,258.28

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Solution

The fourth proportional to 1,013,506.82, 1,520,859.24 and 374,258.28 is: 561,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,506.82 : 1,520,859.24 = 374,258.28 : x
  2. Step 2: Convert to fraction form
    1,013,506.82/1,520,859.24 = 374,258.28/x
  3. Step 3: Cross multiply
    1,013,506.82x = 1,520,859.24 × 374,258.28
  4. Step 4: Simplify right side
    1,013,506.82x = 569,194,163,284.51
  5. Step 5: Solve for x
    x = 569,194,163,284.51/1,013,506.82
  6. Step 6: Final answer
    x = 561,608.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.