Home / 730,604.80-1,008,246.05-408,335.77

Finding the Fourth Proportional to 730,604.80, 1,008,246.05 and 408,335.77

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Solution

The fourth proportional to 730,604.80, 1,008,246.05 and 408,335.77 is: 563,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,604.80 : 1,008,246.05 = 408,335.77 : x
  2. Step 2: Convert to fraction form
    730,604.80/1,008,246.05 = 408,335.77/x
  3. Step 3: Cross multiply
    730,604.80x = 1,008,246.05 × 408,335.77
  4. Step 4: Simplify right side
    730,604.80x = 411,702,927,176.21
  5. Step 5: Solve for x
    x = 411,702,927,176.21/730,604.80
  6. Step 6: Final answer
    x = 563,509.75

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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.