Home / 935,373.61-1,402,624.23-485,973.66

Finding the Fourth Proportional to 935,373.61, 1,402,624.23 and 485,973.66

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Solution

The fourth proportional to 935,373.61, 1,402,624.23 and 485,973.66 is: 728,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,373.61 : 1,402,624.23 = 485,973.66 : x
  2. Step 2: Convert to fraction form
    935,373.61/1,402,624.23 = 485,973.66/x
  3. Step 3: Cross multiply
    935,373.61x = 1,402,624.23 × 485,973.66
  4. Step 4: Simplify right side
    935,373.61x = 681,638,430,657.78
  5. Step 5: Solve for x
    x = 681,638,430,657.78/935,373.61
  6. Step 6: Final answer
    x = 728,733.87

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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.