Home / 430,746.90-594,420.54-239,756.19

Finding the Fourth Proportional to 430,746.90, 594,420.54 and 239,756.19

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Solution

The fourth proportional to 430,746.90, 594,420.54 and 239,756.19 is: 330,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,746.90 : 594,420.54 = 239,756.19 : x
  2. Step 2: Convert to fraction form
    430,746.90/594,420.54 = 239,756.19/x
  3. Step 3: Cross multiply
    430,746.90x = 594,420.54 × 239,756.19
  4. Step 4: Simplify right side
    430,746.90x = 142,516,003,928.14
  5. Step 5: Solve for x
    x = 142,516,003,928.14/430,746.90
  6. Step 6: Final answer
    x = 330,857.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.