Home / 434,853.20-652,279.80-364,869.20

Finding the Fourth Proportional to 434,853.20, 652,279.80 and 364,869.20

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Solution

The fourth proportional to 434,853.20, 652,279.80 and 364,869.20 is: 547,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,853.20 : 652,279.80 = 364,869.20 : x
  2. Step 2: Convert to fraction form
    434,853.20/652,279.80 = 364,869.20/x
  3. Step 3: Cross multiply
    434,853.20x = 652,279.80 × 364,869.20
  4. Step 4: Simplify right side
    434,853.20x = 237,996,808,802.16
  5. Step 5: Solve for x
    x = 237,996,808,802.16/434,853.20
  6. Step 6: Final answer
    x = 547,303.80

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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.