Home / 977,273.28-1,348,719.84-547,547.04

Finding the Fourth Proportional to 977,273.28, 1,348,719.84 and 547,547.04

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Solution

The fourth proportional to 977,273.28, 1,348,719.84 and 547,547.04 is: 755,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,273.28 : 1,348,719.84 = 547,547.04 : x
  2. Step 2: Convert to fraction form
    977,273.28/1,348,719.84 = 547,547.04/x
  3. Step 3: Cross multiply
    977,273.28x = 1,348,719.84 × 547,547.04
  4. Step 4: Simplify right side
    977,273.28x = 738,487,556,181.27
  5. Step 5: Solve for x
    x = 738,487,556,181.27/977,273.28
  6. Step 6: Final answer
    x = 755,661.26

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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.