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Finding the Fourth Proportional to 473,518.08, 653,429.96 and 258,655.04

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Solution

The fourth proportional to 473,518.08, 653,429.96 and 258,655.04 is: 356,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,518.08 : 653,429.96 = 258,655.04 : x
  2. Step 2: Convert to fraction form
    473,518.08/653,429.96 = 258,655.04/x
  3. Step 3: Cross multiply
    473,518.08x = 653,429.96 × 258,655.04
  4. Step 4: Simplify right side
    473,518.08x = 169,012,952,441.00
  5. Step 5: Solve for x
    x = 169,012,952,441.00/473,518.08
  6. Step 6: Final answer
    x = 356,930.30

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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.