Home / 688,066.40-1,032,099.60-688,066.40

Finding the Fourth Proportional to 688,066.40, 1,032,099.60 and 688,066.40

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Solution

The fourth proportional to 688,066.40, 1,032,099.60 and 688,066.40 is: 1,032,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,066.40 : 1,032,099.60 = 688,066.40 : x
  2. Step 2: Convert to fraction form
    688,066.40/1,032,099.60 = 688,066.40/x
  3. Step 3: Cross multiply
    688,066.40x = 1,032,099.60 × 688,066.40
  4. Step 4: Simplify right side
    688,066.40x = 710,153,056,213.44
  5. Step 5: Solve for x
    x = 710,153,056,213.44/688,066.40
  6. Step 6: Final answer
    x = 1,032,099.60

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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.