Home / 902,410.40-1,245,710.56-608,124.66

Finding the Fourth Proportional to 902,410.40, 1,245,710.56 and 608,124.66

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Solution

The fourth proportional to 902,410.40, 1,245,710.56 and 608,124.66 is: 839,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,410.40 : 1,245,710.56 = 608,124.66 : x
  2. Step 2: Convert to fraction form
    902,410.40/1,245,710.56 = 608,124.66/x
  3. Step 3: Cross multiply
    902,410.40x = 1,245,710.56 × 608,124.66
  4. Step 4: Simplify right side
    902,410.40x = 757,547,310,758.41
  5. Step 5: Solve for x
    x = 757,547,310,758.41/902,410.40
  6. Step 6: Final answer
    x = 839,470.94

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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.