Home / 473,731.02-653,296.96-310,143.42

Finding the Fourth Proportional to 473,731.02, 653,296.96 and 310,143.42

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Solution

The fourth proportional to 473,731.02, 653,296.96 and 310,143.42 is: 427,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,731.02 : 653,296.96 = 310,143.42 : x
  2. Step 2: Convert to fraction form
    473,731.02/653,296.96 = 310,143.42/x
  3. Step 3: Cross multiply
    473,731.02x = 653,296.96 × 310,143.42
  4. Step 4: Simplify right side
    473,731.02x = 202,615,753,450.00
  5. Step 5: Solve for x
    x = 202,615,753,450.00/473,731.02
  6. Step 6: Final answer
    x = 427,702.10

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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.