Home / 972,700.02-1,342,320.75-564,902.10

Finding the Fourth Proportional to 972,700.02, 1,342,320.75 and 564,902.10

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Solution

The fourth proportional to 972,700.02, 1,342,320.75 and 564,902.10 is: 779,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,700.02 : 1,342,320.75 = 564,902.10 : x
  2. Step 2: Convert to fraction form
    972,700.02/1,342,320.75 = 564,902.10/x
  3. Step 3: Cross multiply
    972,700.02x = 1,342,320.75 × 564,902.10
  4. Step 4: Simplify right side
    972,700.02x = 758,279,810,548.58
  5. Step 5: Solve for x
    x = 758,279,810,548.58/972,700.02
  6. Step 6: Final answer
    x = 779,561.83

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Double scale
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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.