Home / 910,626.72-1,365,702.12-270,758.16

Finding the Fourth Proportional to 910,626.72, 1,365,702.12 and 270,758.16

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Solution

The fourth proportional to 910,626.72, 1,365,702.12 and 270,758.16 is: 406,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,626.72 : 1,365,702.12 = 270,758.16 : x
  2. Step 2: Convert to fraction form
    910,626.72/1,365,702.12 = 270,758.16/x
  3. Step 3: Cross multiply
    910,626.72x = 1,365,702.12 × 270,758.16
  4. Step 4: Simplify right side
    910,626.72x = 369,774,993,119.30
  5. Step 5: Solve for x
    x = 369,774,993,119.30/910,626.72
  6. Step 6: Final answer
    x = 406,066.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.