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Finding the Fourth Proportional to 440,072.93, 607,339.15 and 246,477.60

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Solution

The fourth proportional to 440,072.93, 607,339.15 and 246,477.60 is: 340,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,072.93 : 607,339.15 = 246,477.60 : x
  2. Step 2: Convert to fraction form
    440,072.93/607,339.15 = 246,477.60/x
  3. Step 3: Cross multiply
    440,072.93x = 607,339.15 × 246,477.60
  4. Step 4: Simplify right side
    440,072.93x = 149,695,495,461.85
  5. Step 5: Solve for x
    x = 149,695,495,461.85/440,072.93
  6. Step 6: Final answer
    x = 340,160.65

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1.5x scale

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.