Home / 742,196.05-1,024,226.27-402,657.01

Finding the Fourth Proportional to 742,196.05, 1,024,226.27 and 402,657.01

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Solution

The fourth proportional to 742,196.05, 1,024,226.27 and 402,657.01 is: 555,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,196.05 : 1,024,226.27 = 402,657.01 : x
  2. Step 2: Convert to fraction form
    742,196.05/1,024,226.27 = 402,657.01/x
  3. Step 3: Cross multiply
    742,196.05x = 1,024,226.27 × 402,657.01
  4. Step 4: Simplify right side
    742,196.05x = 412,411,884,377.77
  5. Step 5: Solve for x
    x = 412,411,884,377.77/742,196.05
  6. Step 6: Final answer
    x = 555,664.35

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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.