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Finding the Fourth Proportional to 602,978.12, 832,068.18 and 334,685

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Solution

The fourth proportional to 602,978.12, 832,068.18 and 334,685 is: 461,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,978.12 : 832,068.18 = 334,685 : x
  2. Step 2: Convert to fraction form
    602,978.12/832,068.18 = 334,685/x
  3. Step 3: Cross multiply
    602,978.12x = 832,068.18 × 334,685
  4. Step 4: Simplify right side
    602,978.12x = 278,480,738,823.30
  5. Step 5: Solve for x
    x = 278,480,738,823.30/602,978.12
  6. Step 6: Final answer
    x = 461,842.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.