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Finding the Fourth Proportional to 609,678.81, 841,347.90 and 337,746.24

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Solution

The fourth proportional to 609,678.81, 841,347.90 and 337,746.24 is: 466,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,678.81 : 841,347.90 = 337,746.24 : x
  2. Step 2: Convert to fraction form
    609,678.81/841,347.90 = 337,746.24/x
  3. Step 3: Cross multiply
    609,678.81x = 841,347.90 × 337,746.24
  4. Step 4: Simplify right side
    609,678.81x = 284,162,089,756.90
  5. Step 5: Solve for x
    x = 284,162,089,756.90/609,678.81
  6. Step 6: Final answer
    x = 466,084.90

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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.