Home / 787,506.60-1,182,134.70-433,212.60

Finding the Fourth Proportional to 787,506.60, 1,182,134.70 and 433,212.60

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Solution

The fourth proportional to 787,506.60, 1,182,134.70 and 433,212.60 is: 650,300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,506.60 : 1,182,134.70 = 433,212.60 : x
  2. Step 2: Convert to fraction form
    787,506.60/1,182,134.70 = 433,212.60/x
  3. Step 3: Cross multiply
    787,506.60x = 1,182,134.70 × 433,212.60
  4. Step 4: Simplify right side
    787,506.60x = 512,115,646,937.22
  5. Step 5: Solve for x
    x = 512,115,646,937.22/787,506.60
  6. Step 6: Final answer
    x = 650,300.13

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Double scale
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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.