Home / 567,369.12-851,075.28-212,345.76

Finding the Fourth Proportional to 567,369.12, 851,075.28 and 212,345.76

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Solution

The fourth proportional to 567,369.12, 851,075.28 and 212,345.76 is: 318,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,369.12 : 851,075.28 = 212,345.76 : x
  2. Step 2: Convert to fraction form
    567,369.12/851,075.28 = 212,345.76/x
  3. Step 3: Cross multiply
    567,369.12x = 851,075.28 × 212,345.76
  4. Step 4: Simplify right side
    567,369.12x = 180,722,227,148.81
  5. Step 5: Solve for x
    x = 180,722,227,148.81/567,369.12
  6. Step 6: Final answer
    x = 318,526.72

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1.5x scale

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.