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Finding the Fourth Proportional to 600,403.76, 900,916.12 and 263,681.12

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Solution

The fourth proportional to 600,403.76, 900,916.12 and 263,681.12 is: 395,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,403.76 : 900,916.12 = 263,681.12 : x
  2. Step 2: Convert to fraction form
    600,403.76/900,916.12 = 263,681.12/x
  3. Step 3: Cross multiply
    600,403.76x = 900,916.12 × 263,681.12
  4. Step 4: Simplify right side
    600,403.76x = 237,554,571,547.65
  5. Step 5: Solve for x
    x = 237,554,571,547.65/600,403.76
  6. Step 6: Final answer
    x = 395,658.03

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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.