Home / 592,247.10-817,307.58-320,320.38

Finding the Fourth Proportional to 592,247.10, 817,307.58 and 320,320.38

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Solution

The fourth proportional to 592,247.10, 817,307.58 and 320,320.38 is: 442,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,247.10 : 817,307.58 = 320,320.38 : x
  2. Step 2: Convert to fraction form
    592,247.10/817,307.58 = 320,320.38/x
  3. Step 3: Cross multiply
    592,247.10x = 817,307.58 × 320,320.38
  4. Step 4: Simplify right side
    592,247.10x = 261,800,274,602.48
  5. Step 5: Solve for x
    x = 261,800,274,602.48/592,247.10
  6. Step 6: Final answer
    x = 442,045.68

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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.