Home / 853,655.02-1,178,047.02-466,470.46

Finding the Fourth Proportional to 853,655.02, 1,178,047.02 and 466,470.46

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Solution

The fourth proportional to 853,655.02, 1,178,047.02 and 466,470.46 is: 643,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,655.02 : 1,178,047.02 = 466,470.46 : x
  2. Step 2: Convert to fraction form
    853,655.02/1,178,047.02 = 466,470.46/x
  3. Step 3: Cross multiply
    853,655.02x = 1,178,047.02 × 466,470.46
  4. Step 4: Simplify right side
    853,655.02x = 549,524,133,364.55
  5. Step 5: Solve for x
    x = 549,524,133,364.55/853,655.02
  6. Step 6: Final answer
    x = 643,730.92

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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.