Home / 708,258.84-1,062,719.82-353,300.28

Finding the Fourth Proportional to 708,258.84, 1,062,719.82 and 353,300.28

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Solution

The fourth proportional to 708,258.84, 1,062,719.82 and 353,300.28 is: 530,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,258.84 : 1,062,719.82 = 353,300.28 : x
  2. Step 2: Convert to fraction form
    708,258.84/1,062,719.82 = 353,300.28/x
  3. Step 3: Cross multiply
    708,258.84x = 1,062,719.82 × 353,300.28
  4. Step 4: Simplify right side
    708,258.84x = 375,459,209,967.55
  5. Step 5: Solve for x
    x = 375,459,209,967.55/708,258.84
  6. Step 6: Final answer
    x = 530,115.81

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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.