Home / 784,951.02-1,177,602.09-286,315.02

Finding the Fourth Proportional to 784,951.02, 1,177,602.09 and 286,315.02

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Solution

The fourth proportional to 784,951.02, 1,177,602.09 and 286,315.02 is: 429,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,951.02 : 1,177,602.09 = 286,315.02 : x
  2. Step 2: Convert to fraction form
    784,951.02/1,177,602.09 = 286,315.02/x
  3. Step 3: Cross multiply
    784,951.02x = 1,177,602.09 × 286,315.02
  4. Step 4: Simplify right side
    784,951.02x = 337,165,165,950.39
  5. Step 5: Solve for x
    x = 337,165,165,950.39/784,951.02
  6. Step 6: Final answer
    x = 429,536.57

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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.