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Finding the Fourth Proportional to 476,798.16, 714,532.23 and 358,330.80

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Solution

The fourth proportional to 476,798.16, 714,532.23 and 358,330.80 is: 536,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,798.16 : 714,532.23 = 358,330.80 : x
  2. Step 2: Convert to fraction form
    476,798.16/714,532.23 = 358,330.80/x
  3. Step 3: Cross multiply
    476,798.16x = 714,532.23 × 358,330.80
  4. Step 4: Simplify right side
    476,798.16x = 256,038,905,601.68
  5. Step 5: Solve for x
    x = 256,038,905,601.68/476,798.16
  6. Step 6: Final answer
    x = 536,996.42

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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.