Home / 779,579.92-1,075,637.10-473,647.24

Finding the Fourth Proportional to 779,579.92, 1,075,637.10 and 473,647.24

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Solution

The fourth proportional to 779,579.92, 1,075,637.10 and 473,647.24 is: 653,521.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,579.92 : 1,075,637.10 = 473,647.24 : x
  2. Step 2: Convert to fraction form
    779,579.92/1,075,637.10 = 473,647.24/x
  3. Step 3: Cross multiply
    779,579.92x = 1,075,637.10 × 473,647.24
  4. Step 4: Simplify right side
    779,579.92x = 509,472,543,656.60
  5. Step 5: Solve for x
    x = 509,472,543,656.60/779,579.92
  6. Step 6: Final answer
    x = 653,521.89

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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.