Home / 913,048.02-1,368,407.34-433,274.94

Finding the Fourth Proportional to 913,048.02, 1,368,407.34 and 433,274.94

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Solution

The fourth proportional to 913,048.02, 1,368,407.34 and 433,274.94 is: 649,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,048.02 : 1,368,407.34 = 433,274.94 : x
  2. Step 2: Convert to fraction form
    913,048.02/1,368,407.34 = 433,274.94/x
  3. Step 3: Cross multiply
    913,048.02x = 1,368,407.34 × 433,274.94
  4. Step 4: Simplify right side
    913,048.02x = 592,896,608,134.06
  5. Step 5: Solve for x
    x = 592,896,608,134.06/913,048.02
  6. Step 6: Final answer
    x = 649,359.72

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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.