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Finding the Fourth Proportional to 594,468.80, 891,818.40 and 298,980.80

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Solution

The fourth proportional to 594,468.80, 891,818.40 and 298,980.80 is: 448,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,468.80 : 891,818.40 = 298,980.80 : x
  2. Step 2: Convert to fraction form
    594,468.80/891,818.40 = 298,980.80/x
  3. Step 3: Cross multiply
    594,468.80x = 891,818.40 × 298,980.80
  4. Step 4: Simplify right side
    594,468.80x = 266,636,578,686.72
  5. Step 5: Solve for x
    x = 266,636,578,686.72/594,468.80
  6. Step 6: Final answer
    x = 448,529.14

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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.