Home / 884,980.16-1,221,270.37-482,572.16

Finding the Fourth Proportional to 884,980.16, 1,221,270.37 and 482,572.16

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Solution

The fourth proportional to 884,980.16, 1,221,270.37 and 482,572.16 is: 665,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,980.16 : 1,221,270.37 = 482,572.16 : x
  2. Step 2: Convert to fraction form
    884,980.16/1,221,270.37 = 482,572.16/x
  3. Step 3: Cross multiply
    884,980.16x = 1,221,270.37 × 482,572.16
  4. Step 4: Simplify right side
    884,980.16x = 589,351,073,082.12
  5. Step 5: Solve for x
    x = 589,351,073,082.12/884,980.16
  6. Step 6: Final answer
    x = 665,948.35

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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.