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Finding the Fourth Proportional to 652,080.30, 978,120.45 and 589,094.70

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Solution

The fourth proportional to 652,080.30, 978,120.45 and 589,094.70 is: 883,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,080.30 : 978,120.45 = 589,094.70 : x
  2. Step 2: Convert to fraction form
    652,080.30/978,120.45 = 589,094.70/x
  3. Step 3: Cross multiply
    652,080.30x = 978,120.45 × 589,094.70
  4. Step 4: Simplify right side
    652,080.30x = 576,205,573,056.62
  5. Step 5: Solve for x
    x = 576,205,573,056.62/652,080.30
  6. Step 6: Final answer
    x = 883,642.05

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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.