Home / 760,569.71-1,049,598.63-416,399.90

Finding the Fourth Proportional to 760,569.71, 1,049,598.63 and 416,399.90

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Solution

The fourth proportional to 760,569.71, 1,049,598.63 and 416,399.90 is: 574,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,569.71 : 1,049,598.63 = 416,399.90 : x
  2. Step 2: Convert to fraction form
    760,569.71/1,049,598.63 = 416,399.90/x
  3. Step 3: Cross multiply
    760,569.71x = 1,049,598.63 × 416,399.90
  4. Step 4: Simplify right side
    760,569.71x = 437,052,759,324.14
  5. Step 5: Solve for x
    x = 437,052,759,324.14/760,569.71
  6. Step 6: Final answer
    x = 574,638.66

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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.