Home / 1,011,104.64-1,395,254.16-558,360

Finding the Fourth Proportional to 1,011,104.64, 1,395,254.16 and 558,360

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Solution

The fourth proportional to 1,011,104.64, 1,395,254.16 and 558,360 is: 770,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,104.64 : 1,395,254.16 = 558,360 : x
  2. Step 2: Convert to fraction form
    1,011,104.64/1,395,254.16 = 558,360/x
  3. Step 3: Cross multiply
    1,011,104.64x = 1,395,254.16 × 558,360
  4. Step 4: Simplify right side
    1,011,104.64x = 779,054,112,777.60
  5. Step 5: Solve for x
    x = 779,054,112,777.60/1,011,104.64
  6. Step 6: Final answer
    x = 770,498.01

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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.