Home / 760,471.04-1,049,192.96-438,172.80

Finding the Fourth Proportional to 760,471.04, 1,049,192.96 and 438,172.80

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Solution

The fourth proportional to 760,471.04, 1,049,192.96 and 438,172.80 is: 604,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,471.04 : 1,049,192.96 = 438,172.80 : x
  2. Step 2: Convert to fraction form
    760,471.04/1,049,192.96 = 438,172.80/x
  3. Step 3: Cross multiply
    760,471.04x = 1,049,192.96 × 438,172.80
  4. Step 4: Simplify right side
    760,471.04x = 459,727,817,023.49
  5. Step 5: Solve for x
    x = 459,727,817,023.49/760,471.04
  6. Step 6: Final answer
    x = 604,530.34

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Double scale
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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.