Home / 679,594.21-1,019,386.74-230,631.16

Finding the Fourth Proportional to 679,594.21, 1,019,386.74 and 230,631.16

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Solution

The fourth proportional to 679,594.21, 1,019,386.74 and 230,631.16 is: 345,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,594.21 : 1,019,386.74 = 230,631.16 : x
  2. Step 2: Convert to fraction form
    679,594.21/1,019,386.74 = 230,631.16/x
  3. Step 3: Cross multiply
    679,594.21x = 1,019,386.74 × 230,631.16
  4. Step 4: Simplify right side
    679,594.21x = 235,102,345,265.27
  5. Step 5: Solve for x
    x = 235,102,345,265.27/679,594.21
  6. Step 6: Final answer
    x = 345,945.18

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1.5x scale

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.