Home / 838,706.64-1,157,380.44-456,732.24

Finding the Fourth Proportional to 838,706.64, 1,157,380.44 and 456,732.24

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Solution

The fourth proportional to 838,706.64, 1,157,380.44 and 456,732.24 is: 630,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,706.64 : 1,157,380.44 = 456,732.24 : x
  2. Step 2: Convert to fraction form
    838,706.64/1,157,380.44 = 456,732.24/x
  3. Step 3: Cross multiply
    838,706.64x = 1,157,380.44 × 456,732.24
  4. Step 4: Simplify right side
    838,706.64x = 528,612,960,893.39
  5. Step 5: Solve for x
    x = 528,612,960,893.39/838,706.64
  6. Step 6: Final answer
    x = 630,271.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.