Home / 459,014.40-688,521.60-352,726.20

Finding the Fourth Proportional to 459,014.40, 688,521.60 and 352,726.20

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Solution

The fourth proportional to 459,014.40, 688,521.60 and 352,726.20 is: 529,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,014.40 : 688,521.60 = 352,726.20 : x
  2. Step 2: Convert to fraction form
    459,014.40/688,521.60 = 352,726.20/x
  3. Step 3: Cross multiply
    459,014.40x = 688,521.60 × 352,726.20
  4. Step 4: Simplify right side
    459,014.40x = 242,859,607,585.92
  5. Step 5: Solve for x
    x = 242,859,607,585.92/459,014.40
  6. Step 6: Final answer
    x = 529,089.30

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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.