Home / 900,115.02-1,241,573.43-577,313.82

Finding the Fourth Proportional to 900,115.02, 1,241,573.43 and 577,313.82

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Solution

The fourth proportional to 900,115.02, 1,241,573.43 and 577,313.82 is: 796,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,115.02 : 1,241,573.43 = 577,313.82 : x
  2. Step 2: Convert to fraction form
    900,115.02/1,241,573.43 = 577,313.82/x
  3. Step 3: Cross multiply
    900,115.02x = 1,241,573.43 × 577,313.82
  4. Step 4: Simplify right side
    900,115.02x = 716,777,499,683.80
  5. Step 5: Solve for x
    x = 716,777,499,683.80/900,115.02
  6. Step 6: Final answer
    x = 796,317.67

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Double scale
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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.