Home / 985,603.02-1,359,875.14-577,485.58

Finding the Fourth Proportional to 985,603.02, 1,359,875.14 and 577,485.58

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Solution

The fourth proportional to 985,603.02, 1,359,875.14 and 577,485.58 is: 796,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,603.02 : 1,359,875.14 = 577,485.58 : x
  2. Step 2: Convert to fraction form
    985,603.02/1,359,875.14 = 577,485.58/x
  3. Step 3: Cross multiply
    985,603.02x = 1,359,875.14 × 577,485.58
  4. Step 4: Simplify right side
    985,603.02x = 785,308,283,950.48
  5. Step 5: Solve for x
    x = 785,308,283,950.48/985,603.02
  6. Step 6: Final answer
    x = 796,779.50

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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.