Home / 983,345.72-1,357,016.68-575,525.22

Finding the Fourth Proportional to 983,345.72, 1,357,016.68 and 575,525.22

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Solution

The fourth proportional to 983,345.72, 1,357,016.68 and 575,525.22 is: 794,224.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,345.72 : 1,357,016.68 = 575,525.22 : x
  2. Step 2: Convert to fraction form
    983,345.72/1,357,016.68 = 575,525.22/x
  3. Step 3: Cross multiply
    983,345.72x = 1,357,016.68 × 575,525.22
  4. Step 4: Simplify right side
    983,345.72x = 780,997,323,300.67
  5. Step 5: Solve for x
    x = 780,997,323,300.67/983,345.72
  6. Step 6: Final answer
    x = 794,224.56

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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.