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Finding the Fourth Proportional to 566,502.63, 780,284.39 and 435,429.62

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Solution

The fourth proportional to 566,502.63, 780,284.39 and 435,429.62 is: 599,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,502.63 : 780,284.39 = 435,429.62 : x
  2. Step 2: Convert to fraction form
    566,502.63/780,284.39 = 435,429.62/x
  3. Step 3: Cross multiply
    566,502.63x = 780,284.39 × 435,429.62
  4. Step 4: Simplify right side
    566,502.63x = 339,758,932,531.87
  5. Step 5: Solve for x
    x = 339,758,932,531.87/566,502.63
  6. Step 6: Final answer
    x = 599,748.20

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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.