Home / 832,478.38-1,148,820.08-450,505.14

Finding the Fourth Proportional to 832,478.38, 1,148,820.08 and 450,505.14

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Solution

The fourth proportional to 832,478.38, 1,148,820.08 and 450,505.14 is: 621,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,478.38 : 1,148,820.08 = 450,505.14 : x
  2. Step 2: Convert to fraction form
    832,478.38/1,148,820.08 = 450,505.14/x
  3. Step 3: Cross multiply
    832,478.38x = 1,148,820.08 × 450,505.14
  4. Step 4: Simplify right side
    832,478.38x = 517,549,350,975.21
  5. Step 5: Solve for x
    x = 517,549,350,975.21/832,478.38
  6. Step 6: Final answer
    x = 621,697.05

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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.