Home / 698,065.10-1,047,100.38-461,355.15

Finding the Fourth Proportional to 698,065.10, 1,047,100.38 and 461,355.15

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Solution

The fourth proportional to 698,065.10, 1,047,100.38 and 461,355.15 is: 692,034.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,065.10 : 1,047,100.38 = 461,355.15 : x
  2. Step 2: Convert to fraction form
    698,065.10/1,047,100.38 = 461,355.15/x
  3. Step 3: Cross multiply
    698,065.10x = 1,047,100.38 × 461,355.15
  4. Step 4: Simplify right side
    698,065.10x = 483,085,152,879.96
  5. Step 5: Solve for x
    x = 483,085,152,879.96/698,065.10
  6. Step 6: Final answer
    x = 692,034.53

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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.