Home / 730,313.71-1,007,814.31-408,026.23

Finding the Fourth Proportional to 730,313.71, 1,007,814.31 and 408,026.23

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Solution

The fourth proportional to 730,313.71, 1,007,814.31 and 408,026.23 is: 563,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,313.71 : 1,007,814.31 = 408,026.23 : x
  2. Step 2: Convert to fraction form
    730,313.71/1,007,814.31 = 408,026.23/x
  3. Step 3: Cross multiply
    730,313.71x = 1,007,814.31 × 408,026.23
  4. Step 4: Simplify right side
    730,313.71x = 411,214,673,449.35
  5. Step 5: Solve for x
    x = 411,214,673,449.35/730,313.71
  6. Step 6: Final answer
    x = 563,065.80

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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.