Home / 1,009,312.80-1,513,710.64-299,174.77

Finding the Fourth Proportional to 1,009,312.80, 1,513,710.64 and 299,174.77

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Solution

The fourth proportional to 1,009,312.80, 1,513,710.64 and 299,174.77 is: 448,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,312.80 : 1,513,710.64 = 299,174.77 : x
  2. Step 2: Convert to fraction form
    1,009,312.80/1,513,710.64 = 299,174.77/x
  3. Step 3: Cross multiply
    1,009,312.80x = 1,513,710.64 × 299,174.77
  4. Step 4: Simplify right side
    1,009,312.80x = 452,864,024,637.18
  5. Step 5: Solve for x
    x = 452,864,024,637.18/1,009,312.80
  6. Step 6: Final answer
    x = 448,685.51

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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.