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Finding the Fourth Proportional to 608,810.88, 840,160.02 and 336,890.22

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Solution

The fourth proportional to 608,810.88, 840,160.02 and 336,890.22 is: 464,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,810.88 : 840,160.02 = 336,890.22 : x
  2. Step 2: Convert to fraction form
    608,810.88/840,160.02 = 336,890.22/x
  3. Step 3: Cross multiply
    608,810.88x = 840,160.02 × 336,890.22
  4. Step 4: Simplify right side
    608,810.88x = 283,041,693,973.00
  5. Step 5: Solve for x
    x = 283,041,693,973.00/608,810.88
  6. Step 6: Final answer
    x = 464,909.06

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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.