Home / 760,916.60-1,141,339.35-311,526.38

Finding the Fourth Proportional to 760,916.60, 1,141,339.35 and 311,526.38

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Solution

The fourth proportional to 760,916.60, 1,141,339.35 and 311,526.38 is: 467,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,916.60 : 1,141,339.35 = 311,526.38 : x
  2. Step 2: Convert to fraction form
    760,916.60/1,141,339.35 = 311,526.38/x
  3. Step 3: Cross multiply
    760,916.60x = 1,141,339.35 × 311,526.38
  4. Step 4: Simplify right side
    760,916.60x = 355,557,310,350.36
  5. Step 5: Solve for x
    x = 355,557,310,350.36/760,916.60
  6. Step 6: Final answer
    x = 467,275.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.