Home / 1,010,969.02-1,395,110.55-558,250.30

Finding the Fourth Proportional to 1,010,969.02, 1,395,110.55 and 558,250.30

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Solution

The fourth proportional to 1,010,969.02, 1,395,110.55 and 558,250.30 is: 770,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,969.02 : 1,395,110.55 = 558,250.30 : x
  2. Step 2: Convert to fraction form
    1,010,969.02/1,395,110.55 = 558,250.30/x
  3. Step 3: Cross multiply
    1,010,969.02x = 1,395,110.55 × 558,250.30
  4. Step 4: Simplify right side
    1,010,969.02x = 778,820,883,070.67
  5. Step 5: Solve for x
    x = 778,820,883,070.67/1,010,969.02
  6. Step 6: Final answer
    x = 770,370.67

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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.