Home / 760,547.62-1,049,556.02-416,405.85

Finding the Fourth Proportional to 760,547.62, 1,049,556.02 and 416,405.85

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Solution

The fourth proportional to 760,547.62, 1,049,556.02 and 416,405.85 is: 574,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,547.62 : 1,049,556.02 = 416,405.85 : x
  2. Step 2: Convert to fraction form
    760,547.62/1,049,556.02 = 416,405.85/x
  3. Step 3: Cross multiply
    760,547.62x = 1,049,556.02 × 416,405.85
  4. Step 4: Simplify right side
    760,547.62x = 437,041,266,630.72
  5. Step 5: Solve for x
    x = 437,041,266,630.72/760,547.62
  6. Step 6: Final answer
    x = 574,640.24

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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.