Home / 914,340.02-1,371,575.76-315,292.53

Finding the Fourth Proportional to 914,340.02, 1,371,575.76 and 315,292.53

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Solution

The fourth proportional to 914,340.02, 1,371,575.76 and 315,292.53 is: 472,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,340.02 : 1,371,575.76 = 315,292.53 : x
  2. Step 2: Convert to fraction form
    914,340.02/1,371,575.76 = 315,292.53/x
  3. Step 3: Cross multiply
    914,340.02x = 1,371,575.76 × 315,292.53
  4. Step 4: Simplify right side
    914,340.02x = 432,447,591,457.07
  5. Step 5: Solve for x
    x = 432,447,591,457.07/914,340.02
  6. Step 6: Final answer
    x = 472,961.46

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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.