Home / 930,804.50-1,395,747.02-546,649.74

Finding the Fourth Proportional to 930,804.50, 1,395,747.02 and 546,649.74

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Solution

The fourth proportional to 930,804.50, 1,395,747.02 and 546,649.74 is: 819,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,804.50 : 1,395,747.02 = 546,649.74 : x
  2. Step 2: Convert to fraction form
    930,804.50/1,395,747.02 = 546,649.74/x
  3. Step 3: Cross multiply
    930,804.50x = 1,395,747.02 × 546,649.74
  4. Step 4: Simplify right side
    930,804.50x = 762,984,742,855.53
  5. Step 5: Solve for x
    x = 762,984,742,855.53/930,804.50
  6. Step 6: Final answer
    x = 819,704.62

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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.