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Finding the Fourth Proportional to 424,486.48, 585,785.10 and 233,488.48

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Solution

The fourth proportional to 424,486.48, 585,785.10 and 233,488.48 is: 322,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,486.48 : 585,785.10 = 233,488.48 : x
  2. Step 2: Convert to fraction form
    424,486.48/585,785.10 = 233,488.48/x
  3. Step 3: Cross multiply
    424,486.48x = 585,785.10 × 233,488.48
  4. Step 4: Simplify right side
    424,486.48x = 136,774,072,605.65
  5. Step 5: Solve for x
    x = 136,774,072,605.65/424,486.48
  6. Step 6: Final answer
    x = 322,210.67

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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.