Home / 749,820.50-1,034,752.29-410,288.75

Finding the Fourth Proportional to 749,820.50, 1,034,752.29 and 410,288.75

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Solution

The fourth proportional to 749,820.50, 1,034,752.29 and 410,288.75 is: 566,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,820.50 : 1,034,752.29 = 410,288.75 : x
  2. Step 2: Convert to fraction form
    749,820.50/1,034,752.29 = 410,288.75/x
  3. Step 3: Cross multiply
    749,820.50x = 1,034,752.29 × 410,288.75
  4. Step 4: Simplify right side
    749,820.50x = 424,547,223,623.74
  5. Step 5: Solve for x
    x = 424,547,223,623.74/749,820.50
  6. Step 6: Final answer
    x = 566,198.48

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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.