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Finding the Fourth Proportional to 595.10, 890.85 and 530.30

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Solution

The fourth proportional to 595.10, 890.85 and 530.30 is: 793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.10 : 890.85 = 530.30 : x
  2. Step 2: Convert to fraction form
    595.10/890.85 = 530.30/x
  3. Step 3: Cross multiply
    595.10x = 890.85 × 530.30
  4. Step 4: Simplify right side
    595.10x = 472,417.76
  5. Step 5: Solve for x
    x = 472,417.76/595.10
  6. Step 6: Final answer
    x = 793.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.