Home / 972,669.93-1,342,279.35-564,872.01

Finding the Fourth Proportional to 972,669.93, 1,342,279.35 and 564,872.01

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Solution

The fourth proportional to 972,669.93, 1,342,279.35 and 564,872.01 is: 779,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,669.93 : 1,342,279.35 = 564,872.01 : x
  2. Step 2: Convert to fraction form
    972,669.93/1,342,279.35 = 564,872.01/x
  3. Step 3: Cross multiply
    972,669.93x = 1,342,279.35 × 564,872.01
  4. Step 4: Simplify right side
    972,669.93x = 758,216,034,415.99
  5. Step 5: Solve for x
    x = 758,216,034,415.99/972,669.93
  6. Step 6: Final answer
    x = 779,520.38

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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.