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Finding the Fourth Proportional to 427,048.55, 589,303.98 and 236,050.55

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Solution

The fourth proportional to 427,048.55, 589,303.98 and 236,050.55 is: 325,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,048.55 : 589,303.98 = 236,050.55 : x
  2. Step 2: Convert to fraction form
    427,048.55/589,303.98 = 236,050.55/x
  3. Step 3: Cross multiply
    427,048.55x = 589,303.98 × 236,050.55
  4. Step 4: Simplify right side
    427,048.55x = 139,105,525,649.67
  5. Step 5: Solve for x
    x = 139,105,525,649.67/427,048.55
  6. Step 6: Final answer
    x = 325,737.03

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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.