Home / 610,005.36-841,793.04-355,340.10

Finding the Fourth Proportional to 610,005.36, 841,793.04 and 355,340.10

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Solution

The fourth proportional to 610,005.36, 841,793.04 and 355,340.10 is: 490,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,005.36 : 841,793.04 = 355,340.10 : x
  2. Step 2: Convert to fraction form
    610,005.36/841,793.04 = 355,340.10/x
  3. Step 3: Cross multiply
    610,005.36x = 841,793.04 × 355,340.10
  4. Step 4: Simplify right side
    610,005.36x = 299,122,823,012.90
  5. Step 5: Solve for x
    x = 299,122,823,012.90/610,005.36
  6. Step 6: Final answer
    x = 490,360.97

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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.