Home / 972,655.29-1,342,259.12-564,857.36

Finding the Fourth Proportional to 972,655.29, 1,342,259.12 and 564,857.36

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Solution

The fourth proportional to 972,655.29, 1,342,259.12 and 564,857.36 is: 779,500.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,655.29 : 1,342,259.12 = 564,857.36 : x
  2. Step 2: Convert to fraction form
    972,655.29/1,342,259.12 = 564,857.36/x
  3. Step 3: Cross multiply
    972,655.29x = 1,342,259.12 × 564,857.36
  4. Step 4: Simplify right side
    972,655.29x = 758,184,933,423.54
  5. Step 5: Solve for x
    x = 758,184,933,423.54/972,655.29
  6. Step 6: Final answer
    x = 779,500.14

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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.