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Finding the Fourth Proportional to 559,665.60, 839,498.40 and 473,060.40

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Solution

The fourth proportional to 559,665.60, 839,498.40 and 473,060.40 is: 709,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,665.60 : 839,498.40 = 473,060.40 : x
  2. Step 2: Convert to fraction form
    559,665.60/839,498.40 = 473,060.40/x
  3. Step 3: Cross multiply
    559,665.60x = 839,498.40 × 473,060.40
  4. Step 4: Simplify right side
    559,665.60x = 397,133,448,903.36
  5. Step 5: Solve for x
    x = 397,133,448,903.36/559,665.60
  6. Step 6: Final answer
    x = 709,590.60

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Similar ratio
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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.