Home / 983,342.85-1,357,012.75-575,522.32

Finding the Fourth Proportional to 983,342.85, 1,357,012.75 and 575,522.32

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Solution

The fourth proportional to 983,342.85, 1,357,012.75 and 575,522.32 is: 794,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,342.85 : 1,357,012.75 = 575,522.32 : x
  2. Step 2: Convert to fraction form
    983,342.85/1,357,012.75 = 575,522.32/x
  3. Step 3: Cross multiply
    983,342.85x = 1,357,012.75 × 575,522.32
  4. Step 4: Simplify right side
    983,342.85x = 780,991,126,149.58
  5. Step 5: Solve for x
    x = 780,991,126,149.58/983,342.85
  6. Step 6: Final answer
    x = 794,220.58

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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.