Home / 759,075.86-1,138,834.76-359,166.50

Finding the Fourth Proportional to 759,075.86, 1,138,834.76 and 359,166.50

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Solution

The fourth proportional to 759,075.86, 1,138,834.76 and 359,166.50 is: 538,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,075.86 : 1,138,834.76 = 359,166.50 : x
  2. Step 2: Convert to fraction form
    759,075.86/1,138,834.76 = 359,166.50/x
  3. Step 3: Cross multiply
    759,075.86x = 1,138,834.76 × 359,166.50
  4. Step 4: Simplify right side
    759,075.86x = 409,031,301,044.58
  5. Step 5: Solve for x
    x = 409,031,301,044.58/759,075.86
  6. Step 6: Final answer
    x = 538,854.32

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1.5x scale

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.