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Finding the Fourth Proportional to 473,521.68, 653,014.80 and 352,930.32

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Solution

The fourth proportional to 473,521.68, 653,014.80 and 352,930.32 is: 486,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,521.68 : 653,014.80 = 352,930.32 : x
  2. Step 2: Convert to fraction form
    473,521.68/653,014.80 = 352,930.32/x
  3. Step 3: Cross multiply
    473,521.68x = 653,014.80 × 352,930.32
  4. Step 4: Simplify right side
    473,521.68x = 230,468,722,328.74
  5. Step 5: Solve for x
    x = 230,468,722,328.74/473,521.68
  6. Step 6: Final answer
    x = 486,712.08

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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.