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Finding the Fourth Proportional to 560.04, 839.21 and 235.23

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Solution

The fourth proportional to 560.04, 839.21 and 235.23 is: 352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.04 : 839.21 = 235.23 : x
  2. Step 2: Convert to fraction form
    560.04/839.21 = 235.23/x
  3. Step 3: Cross multiply
    560.04x = 839.21 × 235.23
  4. Step 4: Simplify right side
    560.04x = 197,406.19
  5. Step 5: Solve for x
    x = 197,406.19/560.04
  6. Step 6: Final answer
    x = 352.49

Related Problems

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Half scale
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Double scale
Find fourth proportional to 561.04, 840.70 and 236.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.