Home / 1,001,456.40-1,502,038.80-291,410.40

Finding the Fourth Proportional to 1,001,456.40, 1,502,038.80 and 291,410.40

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Solution

The fourth proportional to 1,001,456.40, 1,502,038.80 and 291,410.40 is: 437,073.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,456.40 : 1,502,038.80 = 291,410.40 : x
  2. Step 2: Convert to fraction form
    1,001,456.40/1,502,038.80 = 291,410.40/x
  3. Step 3: Cross multiply
    1,001,456.40x = 1,502,038.80 × 291,410.40
  4. Step 4: Simplify right side
    1,001,456.40x = 437,709,727,523.52
  5. Step 5: Solve for x
    x = 437,709,727,523.52/1,001,456.40
  6. Step 6: Final answer
    x = 437,073.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.