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Finding the Fourth Proportional to 432,522.02, 596,855.66 and 258,288.86

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Solution

The fourth proportional to 432,522.02, 596,855.66 and 258,288.86 is: 356,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,522.02 : 596,855.66 = 258,288.86 : x
  2. Step 2: Convert to fraction form
    432,522.02/596,855.66 = 258,288.86/x
  3. Step 3: Cross multiply
    432,522.02x = 596,855.66 × 258,288.86
  4. Step 4: Simplify right side
    432,522.02x = 154,161,168,005.95
  5. Step 5: Solve for x
    x = 154,161,168,005.95/432,522.02
  6. Step 6: Final answer
    x = 356,423.86

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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.