Home / 734,968.94-1,014,307.27-408,320.24

Finding the Fourth Proportional to 734,968.94, 1,014,307.27 and 408,320.24

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Solution

The fourth proportional to 734,968.94, 1,014,307.27 and 408,320.24 is: 563,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,968.94 : 1,014,307.27 = 408,320.24 : x
  2. Step 2: Convert to fraction form
    734,968.94/1,014,307.27 = 408,320.24/x
  3. Step 3: Cross multiply
    734,968.94x = 1,014,307.27 × 408,320.24
  4. Step 4: Simplify right side
    734,968.94x = 414,162,181,827.81
  5. Step 5: Solve for x
    x = 414,162,181,827.81/734,968.94
  6. Step 6: Final answer
    x = 563,509.78

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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.