Home / 910,425.96-1,365,814.71-349,416.72

Finding the Fourth Proportional to 910,425.96, 1,365,814.71 and 349,416.72

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Solution

The fourth proportional to 910,425.96, 1,365,814.71 and 349,416.72 is: 524,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,425.96 : 1,365,814.71 = 349,416.72 : x
  2. Step 2: Convert to fraction form
    910,425.96/1,365,814.71 = 349,416.72/x
  3. Step 3: Cross multiply
    910,425.96x = 1,365,814.71 × 349,416.72
  4. Step 4: Simplify right side
    910,425.96x = 477,238,496,095.95
  5. Step 5: Solve for x
    x = 477,238,496,095.95/910,425.96
  6. Step 6: Final answer
    x = 524,192.54

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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.