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Finding the Fourth Proportional to 594,656.85, 820,626.88 and 322,724.67

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Solution

The fourth proportional to 594,656.85, 820,626.88 and 322,724.67 is: 445,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,656.85 : 820,626.88 = 322,724.67 : x
  2. Step 2: Convert to fraction form
    594,656.85/820,626.88 = 322,724.67/x
  3. Step 3: Cross multiply
    594,656.85x = 820,626.88 × 322,724.67
  4. Step 4: Simplify right side
    594,656.85x = 264,836,537,427.51
  5. Step 5: Solve for x
    x = 264,836,537,427.51/594,656.85
  6. Step 6: Final answer
    x = 445,360.28

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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.