Home / 910,315.71-1,365,649.73-349,306.59

Finding the Fourth Proportional to 910,315.71, 1,365,649.73 and 349,306.59

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Solution

The fourth proportional to 910,315.71, 1,365,649.73 and 349,306.59 is: 524,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,315.71 : 1,365,649.73 = 349,306.59 : x
  2. Step 2: Convert to fraction form
    910,315.71/1,365,649.73 = 349,306.59/x
  3. Step 3: Cross multiply
    910,315.71x = 1,365,649.73 × 349,306.59
  4. Step 4: Simplify right side
    910,315.71x = 477,030,448,574.19
  5. Step 5: Solve for x
    x = 477,030,448,574.19/910,315.71
  6. Step 6: Final answer
    x = 524,027.48

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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.