Home / 760,361.76-1,049,532.93-438,287.13

Finding the Fourth Proportional to 760,361.76, 1,049,532.93 and 438,287.13

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Solution

The fourth proportional to 760,361.76, 1,049,532.93 and 438,287.13 is: 604,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,361.76 : 1,049,532.93 = 438,287.13 : x
  2. Step 2: Convert to fraction form
    760,361.76/1,049,532.93 = 438,287.13/x
  3. Step 3: Cross multiply
    760,361.76x = 1,049,532.93 × 438,287.13
  4. Step 4: Simplify right side
    760,361.76x = 459,996,775,730.19
  5. Step 5: Solve for x
    x = 459,996,775,730.19/760,361.76
  6. Step 6: Final answer
    x = 604,970.95

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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.