Home / 742,325.86-1,113,479.07-181,365.22

Finding the Fourth Proportional to 742,325.86, 1,113,479.07 and 181,365.22

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Solution

The fourth proportional to 742,325.86, 1,113,479.07 and 181,365.22 is: 272,045.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,325.86 : 1,113,479.07 = 181,365.22 : x
  2. Step 2: Convert to fraction form
    742,325.86/1,113,479.07 = 181,365.22/x
  3. Step 3: Cross multiply
    742,325.86x = 1,113,479.07 × 181,365.22
  4. Step 4: Simplify right side
    742,325.86x = 201,946,376,495.95
  5. Step 5: Solve for x
    x = 201,946,376,495.95/742,325.86
  6. Step 6: Final answer
    x = 272,045.46

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1.5x scale

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.