Home / 1,007,496.80-1,510,892.40-297,336.80

Finding the Fourth Proportional to 1,007,496.80, 1,510,892.40 and 297,336.80

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Solution

The fourth proportional to 1,007,496.80, 1,510,892.40 and 297,336.80 is: 445,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,496.80 : 1,510,892.40 = 297,336.80 : x
  2. Step 2: Convert to fraction form
    1,007,496.80/1,510,892.40 = 297,336.80/x
  3. Step 3: Cross multiply
    1,007,496.80x = 1,510,892.40 × 297,336.80
  4. Step 4: Simplify right side
    1,007,496.80x = 449,243,911,360.32
  5. Step 5: Solve for x
    x = 449,243,911,360.32/1,007,496.80
  6. Step 6: Final answer
    x = 445,901.08

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Double scale
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1.5x scale

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.