Home / 899,841.30-1,349,489.28-473,147.19

Finding the Fourth Proportional to 899,841.30, 1,349,489.28 and 473,147.19

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Solution

The fourth proportional to 899,841.30, 1,349,489.28 and 473,147.19 is: 709,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,841.30 : 1,349,489.28 = 473,147.19 : x
  2. Step 2: Convert to fraction form
    899,841.30/1,349,489.28 = 473,147.19/x
  3. Step 3: Cross multiply
    899,841.30x = 1,349,489.28 × 473,147.19
  4. Step 4: Simplify right side
    899,841.30x = 638,507,060,767.12
  5. Step 5: Solve for x
    x = 638,507,060,767.12/899,841.30
  6. Step 6: Final answer
    x = 709,577.41

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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.