Home / 692,023.80-1,038,035.70-579,830.70

Finding the Fourth Proportional to 692,023.80, 1,038,035.70 and 579,830.70

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Solution

The fourth proportional to 692,023.80, 1,038,035.70 and 579,830.70 is: 869,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,023.80 : 1,038,035.70 = 579,830.70 : x
  2. Step 2: Convert to fraction form
    692,023.80/1,038,035.70 = 579,830.70/x
  3. Step 3: Cross multiply
    692,023.80x = 1,038,035.70 × 579,830.70
  4. Step 4: Simplify right side
    692,023.80x = 601,884,966,555.99
  5. Step 5: Solve for x
    x = 601,884,966,555.99/692,023.80
  6. Step 6: Final answer
    x = 869,746.05

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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.