Home / 1,017,255.15-1,403,803.02-558,356.13

Finding the Fourth Proportional to 1,017,255.15, 1,403,803.02 and 558,356.13

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Solution

The fourth proportional to 1,017,255.15, 1,403,803.02 and 558,356.13 is: 770,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,255.15 : 1,403,803.02 = 558,356.13 : x
  2. Step 2: Convert to fraction form
    1,017,255.15/1,403,803.02 = 558,356.13/x
  3. Step 3: Cross multiply
    1,017,255.15x = 1,403,803.02 × 558,356.13
  4. Step 4: Simplify right side
    1,017,255.15x = 783,822,021,529.51
  5. Step 5: Solve for x
    x = 783,822,021,529.51/1,017,255.15
  6. Step 6: Final answer
    x = 770,526.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.