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Finding the Fourth Proportional to 580,200.30, 870,300.45 and 530,336.70

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Solution

The fourth proportional to 580,200.30, 870,300.45 and 530,336.70 is: 795,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,200.30 : 870,300.45 = 530,336.70 : x
  2. Step 2: Convert to fraction form
    580,200.30/870,300.45 = 530,336.70/x
  3. Step 3: Cross multiply
    580,200.30x = 870,300.45 × 530,336.70
  4. Step 4: Simplify right side
    580,200.30x = 461,552,268,661.52
  5. Step 5: Solve for x
    x = 461,552,268,661.52/580,200.30
  6. Step 6: Final answer
    x = 795,505.05

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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.