Home / 779,368.26-1,075,412.88-473,285.46

Finding the Fourth Proportional to 779,368.26, 1,075,412.88 and 473,285.46

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Solution

The fourth proportional to 779,368.26, 1,075,412.88 and 473,285.46 is: 653,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,368.26 : 1,075,412.88 = 473,285.46 : x
  2. Step 2: Convert to fraction form
    779,368.26/1,075,412.88 = 473,285.46/x
  3. Step 3: Cross multiply
    779,368.26x = 1,075,412.88 × 473,285.46
  4. Step 4: Simplify right side
    779,368.26x = 508,977,279,600.73
  5. Step 5: Solve for x
    x = 508,977,279,600.73/779,368.26
  6. Step 6: Final answer
    x = 653,063.91

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1.5x scale

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.