Home / 1,025,030.78-1,537,875.03-492,590.42

Finding the Fourth Proportional to 1,025,030.78, 1,537,875.03 and 492,590.42

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Solution

The fourth proportional to 1,025,030.78, 1,537,875.03 and 492,590.42 is: 739,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,030.78 : 1,537,875.03 = 492,590.42 : x
  2. Step 2: Convert to fraction form
    1,025,030.78/1,537,875.03 = 492,590.42/x
  3. Step 3: Cross multiply
    1,025,030.78x = 1,537,875.03 × 492,590.42
  4. Step 4: Simplify right side
    1,025,030.78x = 757,542,506,935.21
  5. Step 5: Solve for x
    x = 757,542,506,935.21/1,025,030.78
  6. Step 6: Final answer
    x = 739,043.67

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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.