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Finding the Fourth Proportional to 555,088.56, 832,662.30 and 176,039.16

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Solution

The fourth proportional to 555,088.56, 832,662.30 and 176,039.16 is: 264,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,088.56 : 832,662.30 = 176,039.16 : x
  2. Step 2: Convert to fraction form
    555,088.56/832,662.30 = 176,039.16/x
  3. Step 3: Cross multiply
    555,088.56x = 832,662.30 × 176,039.16
  4. Step 4: Simplify right side
    555,088.56x = 146,581,171,855.67
  5. Step 5: Solve for x
    x = 146,581,171,855.67/555,088.56
  6. Step 6: Final answer
    x = 264,068.08

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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.