Home / 742,602.08-1,024,763.48-403,063.04

Finding the Fourth Proportional to 742,602.08, 1,024,763.48 and 403,063.04

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Solution

The fourth proportional to 742,602.08, 1,024,763.48 and 403,063.04 is: 556,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,602.08 : 1,024,763.48 = 403,063.04 : x
  2. Step 2: Convert to fraction form
    742,602.08/1,024,763.48 = 403,063.04/x
  3. Step 3: Cross multiply
    742,602.08x = 1,024,763.48 × 403,063.04
  4. Step 4: Simplify right side
    742,602.08x = 413,044,283,529.78
  5. Step 5: Solve for x
    x = 413,044,283,529.78/742,602.08
  6. Step 6: Final answer
    x = 556,212.13

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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.