Home / 732,117.76-1,010,322.93-409,828.48

Finding the Fourth Proportional to 732,117.76, 1,010,322.93 and 409,828.48

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Solution

The fourth proportional to 732,117.76, 1,010,322.93 and 409,828.48 is: 565,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,117.76 : 1,010,322.93 = 409,828.48 : x
  2. Step 2: Convert to fraction form
    732,117.76/1,010,322.93 = 409,828.48/x
  3. Step 3: Cross multiply
    732,117.76x = 1,010,322.93 × 409,828.48
  4. Step 4: Simplify right side
    732,117.76x = 414,059,110,711.05
  5. Step 5: Solve for x
    x = 414,059,110,711.05/732,117.76
  6. Step 6: Final answer
    x = 565,563.54

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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.