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Finding the Fourth Proportional to 341,567.04, 470,319.06 and 309,527.49

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Solution

The fourth proportional to 341,567.04, 470,319.06 and 309,527.49 is: 426,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,567.04 : 470,319.06 = 309,527.49 : x
  2. Step 2: Convert to fraction form
    341,567.04/470,319.06 = 309,527.49/x
  3. Step 3: Cross multiply
    341,567.04x = 470,319.06 × 309,527.49
  4. Step 4: Simplify right side
    341,567.04x = 145,576,678,140.96
  5. Step 5: Solve for x
    x = 145,576,678,140.96/341,567.04
  6. Step 6: Final answer
    x = 426,202.36

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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.