Home / 430,456.47-594,029.48-239,465.76

Finding the Fourth Proportional to 430,456.47, 594,029.48 and 239,465.76

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Solution

The fourth proportional to 430,456.47, 594,029.48 and 239,465.76 is: 330,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,456.47 : 594,029.48 = 239,465.76 : x
  2. Step 2: Convert to fraction form
    430,456.47/594,029.48 = 239,465.76/x
  3. Step 3: Cross multiply
    430,456.47x = 594,029.48 × 239,465.76
  4. Step 4: Simplify right side
    430,456.47x = 142,249,719,693.28
  5. Step 5: Solve for x
    x = 142,249,719,693.28/430,456.47
  6. Step 6: Final answer
    x = 330,462.50

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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.