Home / 1,017,859.02-1,526,340.05-478,268.82

Finding the Fourth Proportional to 1,017,859.02, 1,526,340.05 and 478,268.82

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Solution

The fourth proportional to 1,017,859.02, 1,526,340.05 and 478,268.82 is: 717,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,859.02 : 1,526,340.05 = 478,268.82 : x
  2. Step 2: Convert to fraction form
    1,017,859.02/1,526,340.05 = 478,268.82/x
  3. Step 3: Cross multiply
    1,017,859.02x = 1,526,340.05 × 478,268.82
  4. Step 4: Simplify right side
    1,017,859.02x = 730,000,852,240.90
  5. Step 5: Solve for x
    x = 730,000,852,240.90/1,017,859.02
  6. Step 6: Final answer
    x = 717,192.50

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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.