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Finding the Fourth Proportional to 608,281.03, 839,354.56 and 336,312.19

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Solution

The fourth proportional to 608,281.03, 839,354.56 and 336,312.19 is: 464,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,281.03 : 839,354.56 = 336,312.19 : x
  2. Step 2: Convert to fraction form
    608,281.03/839,354.56 = 336,312.19/x
  3. Step 3: Cross multiply
    608,281.03x = 839,354.56 × 336,312.19
  4. Step 4: Simplify right side
    608,281.03x = 282,285,170,260.09
  5. Step 5: Solve for x
    x = 282,285,170,260.09/608,281.03
  6. Step 6: Final answer
    x = 464,070.32

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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.