Home / 727,239.95-1,089,372.76-592,783.19

Finding the Fourth Proportional to 727,239.95, 1,089,372.76 and 592,783.19

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Solution

The fourth proportional to 727,239.95, 1,089,372.76 and 592,783.19 is: 887,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,239.95 : 1,089,372.76 = 592,783.19 : x
  2. Step 2: Convert to fraction form
    727,239.95/1,089,372.76 = 592,783.19/x
  3. Step 3: Cross multiply
    727,239.95x = 1,089,372.76 × 592,783.19
  4. Step 4: Simplify right side
    727,239.95x = 645,761,859,771.90
  5. Step 5: Solve for x
    x = 645,761,859,771.90/727,239.95
  6. Step 6: Final answer
    x = 887,962.58

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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.