Home / 742,915.80-1,114,373.70-181,950.30

Finding the Fourth Proportional to 742,915.80, 1,114,373.70 and 181,950.30

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Solution

The fourth proportional to 742,915.80, 1,114,373.70 and 181,950.30 is: 272,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,915.80 : 1,114,373.70 = 181,950.30 : x
  2. Step 2: Convert to fraction form
    742,915.80/1,114,373.70 = 181,950.30/x
  3. Step 3: Cross multiply
    742,915.80x = 1,114,373.70 × 181,950.30
  4. Step 4: Simplify right side
    742,915.80x = 202,760,629,027.11
  5. Step 5: Solve for x
    x = 202,760,629,027.11/742,915.80
  6. Step 6: Final answer
    x = 272,925.45

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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.