Home / 988,029.36-1,363,462.62-558,300.30

Finding the Fourth Proportional to 988,029.36, 1,363,462.62 and 558,300.30

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Solution

The fourth proportional to 988,029.36, 1,363,462.62 and 558,300.30 is: 770,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,029.36 : 1,363,462.62 = 558,300.30 : x
  2. Step 2: Convert to fraction form
    988,029.36/1,363,462.62 = 558,300.30/x
  3. Step 3: Cross multiply
    988,029.36x = 1,363,462.62 × 558,300.30
  4. Step 4: Simplify right side
    988,029.36x = 761,221,589,784.79
  5. Step 5: Solve for x
    x = 761,221,589,784.79/988,029.36
  6. Step 6: Final answer
    x = 770,444.30

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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.