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Finding the Fourth Proportional to 601,513.52, 902,206.70 and 317,090.12

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Solution

The fourth proportional to 601,513.52, 902,206.70 and 317,090.12 is: 475,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,513.52 : 902,206.70 = 317,090.12 : x
  2. Step 2: Convert to fraction form
    601,513.52/902,206.70 = 317,090.12/x
  3. Step 3: Cross multiply
    601,513.52x = 902,206.70 × 317,090.12
  4. Step 4: Simplify right side
    601,513.52x = 286,080,830,767.80
  5. Step 5: Solve for x
    x = 286,080,830,767.80/601,513.52
  6. Step 6: Final answer
    x = 475,601.66

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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.