Home / 832,478.36-1,148,820.06-450,505.16

Finding the Fourth Proportional to 832,478.36, 1,148,820.06 and 450,505.16

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Solution

The fourth proportional to 832,478.36, 1,148,820.06 and 450,505.16 is: 621,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,478.36 : 1,148,820.06 = 450,505.16 : x
  2. Step 2: Convert to fraction form
    832,478.36/1,148,820.06 = 450,505.16/x
  3. Step 3: Cross multiply
    832,478.36x = 1,148,820.06 × 450,505.16
  4. Step 4: Simplify right side
    832,478.36x = 517,549,364,941.51
  5. Step 5: Solve for x
    x = 517,549,364,941.51/832,478.36
  6. Step 6: Final answer
    x = 621,697.08

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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.