Home / 711,254.86-1,065,362.10-575,733.76

Finding the Fourth Proportional to 711,254.86, 1,065,362.10 and 575,733.76

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Solution

The fourth proportional to 711,254.86, 1,065,362.10 and 575,733.76 is: 862,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,254.86 : 1,065,362.10 = 575,733.76 : x
  2. Step 2: Convert to fraction form
    711,254.86/1,065,362.10 = 575,733.76/x
  3. Step 3: Cross multiply
    711,254.86x = 1,065,362.10 × 575,733.76
  4. Step 4: Simplify right side
    711,254.86x = 613,364,927,594.50
  5. Step 5: Solve for x
    x = 613,364,927,594.50/711,254.86
  6. Step 6: Final answer
    x = 862,370.10

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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.