Home / 760,476.95-1,049,449.19-416,308.76

Finding the Fourth Proportional to 760,476.95, 1,049,449.19 and 416,308.76

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Solution

The fourth proportional to 760,476.95, 1,049,449.19 and 416,308.76 is: 574,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,476.95 : 1,049,449.19 = 416,308.76 : x
  2. Step 2: Convert to fraction form
    760,476.95/1,049,449.19 = 416,308.76/x
  3. Step 3: Cross multiply
    760,476.95x = 1,049,449.19 × 416,308.76
  4. Step 4: Simplify right side
    760,476.95x = 436,894,883,643.12
  5. Step 5: Solve for x
    x = 436,894,883,643.12/760,476.95
  6. Step 6: Final answer
    x = 574,501.16

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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.