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Finding the Fourth Proportional to 473,202.79, 653,022.07 and 258,347.79

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Solution

The fourth proportional to 473,202.79, 653,022.07 and 258,347.79 is: 356,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,202.79 : 653,022.07 = 258,347.79 : x
  2. Step 2: Convert to fraction form
    473,202.79/653,022.07 = 258,347.79/x
  3. Step 3: Cross multiply
    473,202.79x = 653,022.07 × 258,347.79
  4. Step 4: Simplify right side
    473,202.79x = 168,706,807,959.86
  5. Step 5: Solve for x
    x = 168,706,807,959.86/473,202.79
  6. Step 6: Final answer
    x = 356,521.16

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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.