Home / 430,448.48-594,010-239,457.76

Finding the Fourth Proportional to 430,448.48, 594,010 and 239,457.76

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Solution

The fourth proportional to 430,448.48, 594,010 and 239,457.76 is: 330,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,448.48 : 594,010 = 239,457.76 : x
  2. Step 2: Convert to fraction form
    430,448.48/594,010 = 239,457.76/x
  3. Step 3: Cross multiply
    430,448.48x = 594,010 × 239,457.76
  4. Step 4: Simplify right side
    430,448.48x = 142,240,304,017.60
  5. Step 5: Solve for x
    x = 142,240,304,017.60/430,448.48
  6. Step 6: Final answer
    x = 330,446.76

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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.