Home / 779,652.50-1,075,938.12-457,594.88

Finding the Fourth Proportional to 779,652.50, 1,075,938.12 and 457,594.88

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Solution

The fourth proportional to 779,652.50, 1,075,938.12 and 457,594.88 is: 631,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,652.50 : 1,075,938.12 = 457,594.88 : x
  2. Step 2: Convert to fraction form
    779,652.50/1,075,938.12 = 457,594.88/x
  3. Step 3: Cross multiply
    779,652.50x = 1,075,938.12 × 457,594.88
  4. Step 4: Simplify right side
    779,652.50x = 492,343,769,529.14
  5. Step 5: Solve for x
    x = 492,343,769,529.14/779,652.50
  6. Step 6: Final answer
    x = 631,491.30

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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.