Home / 760,557.21-1,049,581.35-416,387.37

Finding the Fourth Proportional to 760,557.21, 1,049,581.35 and 416,387.37

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Solution

The fourth proportional to 760,557.21, 1,049,581.35 and 416,387.37 is: 574,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,557.21 : 1,049,581.35 = 416,387.37 : x
  2. Step 2: Convert to fraction form
    760,557.21/1,049,581.35 = 416,387.37/x
  3. Step 3: Cross multiply
    760,557.21x = 1,049,581.35 × 416,387.37
  4. Step 4: Simplify right side
    760,557.21x = 437,032,417,927.55
  5. Step 5: Solve for x
    x = 437,032,417,927.55/760,557.21
  6. Step 6: Final answer
    x = 574,621.36

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1.5x scale

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.