Home / 758,536.81-1,046,811.05-436,246.72

Finding the Fourth Proportional to 758,536.81, 1,046,811.05 and 436,246.72

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Solution

The fourth proportional to 758,536.81, 1,046,811.05 and 436,246.72 is: 602,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,536.81 : 1,046,811.05 = 436,246.72 : x
  2. Step 2: Convert to fraction form
    758,536.81/1,046,811.05 = 436,246.72/x
  3. Step 3: Cross multiply
    758,536.81x = 1,046,811.05 × 436,246.72
  4. Step 4: Simplify right side
    758,536.81x = 456,667,887,022.26
  5. Step 5: Solve for x
    x = 456,667,887,022.26/758,536.81
  6. Step 6: Final answer
    x = 602,037.87

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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.