Home / 897,045.21-1,345,567.81-615,709.53

Finding the Fourth Proportional to 897,045.21, 1,345,567.81 and 615,709.53

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Solution

The fourth proportional to 897,045.21, 1,345,567.81 and 615,709.53 is: 923,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,045.21 : 1,345,567.81 = 615,709.53 : x
  2. Step 2: Convert to fraction form
    897,045.21/1,345,567.81 = 615,709.53/x
  3. Step 3: Cross multiply
    897,045.21x = 1,345,567.81 × 615,709.53
  4. Step 4: Simplify right side
    897,045.21x = 828,478,923,878.23
  5. Step 5: Solve for x
    x = 828,478,923,878.23/897,045.21
  6. Step 6: Final answer
    x = 923,564.29

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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.