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Finding the Fourth Proportional to 594,795.64, 820,550.08 and 353,088.40

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Solution

The fourth proportional to 594,795.64, 820,550.08 and 353,088.40 is: 487,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,795.64 : 820,550.08 = 353,088.40 : x
  2. Step 2: Convert to fraction form
    594,795.64/820,550.08 = 353,088.40/x
  3. Step 3: Cross multiply
    594,795.64x = 820,550.08 × 353,088.40
  4. Step 4: Simplify right side
    594,795.64x = 289,726,714,867.07
  5. Step 5: Solve for x
    x = 289,726,714,867.07/594,795.64
  6. Step 6: Final answer
    x = 487,102.96

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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.