Home / 810,559.24-1,118,710.65-471,224.32

Finding the Fourth Proportional to 810,559.24, 1,118,710.65 and 471,224.32

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Solution

The fourth proportional to 810,559.24, 1,118,710.65 and 471,224.32 is: 650,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,559.24 : 1,118,710.65 = 471,224.32 : x
  2. Step 2: Convert to fraction form
    810,559.24/1,118,710.65 = 471,224.32/x
  3. Step 3: Cross multiply
    810,559.24x = 1,118,710.65 × 471,224.32
  4. Step 4: Simplify right side
    810,559.24x = 527,163,665,323.01
  5. Step 5: Solve for x
    x = 527,163,665,323.01/810,559.24
  6. Step 6: Final answer
    x = 650,370.31

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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.