Home / 907,357.60-1,360,970.79-433,915.84

Finding the Fourth Proportional to 907,357.60, 1,360,970.79 and 433,915.84

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Solution

The fourth proportional to 907,357.60, 1,360,970.79 and 433,915.84 is: 650,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,357.60 : 1,360,970.79 = 433,915.84 : x
  2. Step 2: Convert to fraction form
    907,357.60/1,360,970.79 = 433,915.84/x
  3. Step 3: Cross multiply
    907,357.60x = 1,360,970.79 × 433,915.84
  4. Step 4: Simplify right side
    907,357.60x = 590,546,783,558.31
  5. Step 5: Solve for x
    x = 590,546,783,558.31/907,357.60
  6. Step 6: Final answer
    x = 650,842.38

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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.