Home / 592,235.49-817,284.96-320,303.38

Finding the Fourth Proportional to 592,235.49, 817,284.96 and 320,303.38

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Solution

The fourth proportional to 592,235.49, 817,284.96 and 320,303.38 is: 442,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,235.49 : 817,284.96 = 320,303.38 : x
  2. Step 2: Convert to fraction form
    592,235.49/817,284.96 = 320,303.38/x
  3. Step 3: Cross multiply
    592,235.49x = 817,284.96 × 320,303.38
  4. Step 4: Simplify right side
    592,235.49x = 261,779,129,423.22
  5. Step 5: Solve for x
    x = 261,779,129,423.22/592,235.49
  6. Step 6: Final answer
    x = 442,018.65

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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.