Home / 430,488.21-594,073.72-239,501.55

Finding the Fourth Proportional to 430,488.21, 594,073.72 and 239,501.55

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Solution

The fourth proportional to 430,488.21, 594,073.72 and 239,501.55 is: 330,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,488.21 : 594,073.72 = 239,501.55 : x
  2. Step 2: Convert to fraction form
    430,488.21/594,073.72 = 239,501.55/x
  3. Step 3: Cross multiply
    430,488.21x = 594,073.72 × 239,501.55
  4. Step 4: Simplify right side
    430,488.21x = 142,281,576,754.27
  5. Step 5: Solve for x
    x = 142,281,576,754.27/430,488.21
  6. Step 6: Final answer
    x = 330,512.13

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1.5x scale

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.