Home / 918,033.95-1,266,861.48-510,125.24

Finding the Fourth Proportional to 918,033.95, 1,266,861.48 and 510,125.24

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Solution

The fourth proportional to 918,033.95, 1,266,861.48 and 510,125.24 is: 703,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,033.95 : 1,266,861.48 = 510,125.24 : x
  2. Step 2: Convert to fraction form
    918,033.95/1,266,861.48 = 510,125.24/x
  3. Step 3: Cross multiply
    918,033.95x = 1,266,861.48 × 510,125.24
  4. Step 4: Simplify right side
    918,033.95x = 646,258,010,197.45
  5. Step 5: Solve for x
    x = 646,258,010,197.45/918,033.95
  6. Step 6: Final answer
    x = 703,958.73

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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.