Home / 1,011,530.60-1,517,089.94-371,614.40

Finding the Fourth Proportional to 1,011,530.60, 1,517,089.94 and 371,614.40

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Solution

The fourth proportional to 1,011,530.60, 1,517,089.94 and 371,614.40 is: 557,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,530.60 : 1,517,089.94 = 371,614.40 : x
  2. Step 2: Convert to fraction form
    1,011,530.60/1,517,089.94 = 371,614.40/x
  3. Step 3: Cross multiply
    1,011,530.60x = 1,517,089.94 × 371,614.40
  4. Step 4: Simplify right side
    1,011,530.60x = 563,772,467,799.14
  5. Step 5: Solve for x
    x = 563,772,467,799.14/1,011,530.60
  6. Step 6: Final answer
    x = 557,345.93

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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.